Import libffi from PyObjC 1.3.7.

darcs-hash:129bccb59266f997deac9b0353aea2d2d4049f92

87 files changed, 7637 insertions, 0 deletions

diff --git a/libffi/testsuite/Makefile.am b/libffi/testsuite/Makefile.am
new file mode 100644
index 0000000..f94ca00
--- /dev/null
+++ b/libffi/testsuite/Makefile.am
@@ -0,0 +1,16 @@
+## Process this file with automake to produce Makefile.in.
+
+AUTOMAKE_OPTIONS = foreign dejagnu
+
+# Setup the testing framework, if you have one
+EXPECT = `if [ -f $(top_builddir)/../expect/expect ] ; then \
+            echo $(top_builddir)/../expect/expect ; \
+          else echo expect ; fi`
+
+RUNTEST = `if [ -f $(top_srcdir)/../dejagnu/runtest ] ; then \
+	       echo $(top_srcdir)/../dejagnu/runtest ; \
+	    else echo runtest; fi`
+
+AM_RUNTESTFLAGS =
+
+CLEANFILES = *.exe core* *.log *.sum
diff --git a/libffi/testsuite/Makefile.in b/libffi/testsuite/Makefile.in
new file mode 100644
index 0000000..d00f50c
--- /dev/null
+++ b/libffi/testsuite/Makefile.in
@@ -0,0 +1,379 @@
+# Makefile.in generated by automake 1.7.9 from Makefile.am.
+# @configure_input@
+
+# Copyright 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003
+# Free Software Foundation, Inc.
+# This Makefile.in is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
+# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+# PARTICULAR PURPOSE.
+
+@SET_MAKE@
+
+srcdir = @srcdir@
+top_srcdir = @top_srcdir@
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+
+am__cd = CDPATH="$${ZSH_VERSION+.}$(PATH_SEPARATOR)" && cd
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+install_sh_DATA = $(install_sh) -c -m 644
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+INSTALL_HEADER = $(INSTALL_DATA)
+transform = $(program_transform_name)
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+AM_RUNTESTFLAGS = 
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+host_vendor = @host_vendor@
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+infodir = @infodir@
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+libexecdir = @libexecdir@
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+target_vendor = @target_vendor@
+tool_include_dir = @tool_include_dir@
+toolexecdir = @toolexecdir@
+toolexeclibdir = @toolexeclibdir@
+
+AUTOMAKE_OPTIONS = foreign dejagnu
+
+# Setup the testing framework, if you have one
+EXPECT = `if [ -f $(top_builddir)/../expect/expect ] ; then \
+            echo $(top_builddir)/../expect/expect ; \
+          else echo expect ; fi`
+
+
+RUNTEST = `if [ -f $(top_srcdir)/../dejagnu/runtest ] ; then \
+	       echo $(top_srcdir)/../dejagnu/runtest ; \
+	    else echo runtest; fi`
+
+
+CLEANFILES = *.exe core* *.log *.sum
+subdir = testsuite
+ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
+mkinstalldirs = $(SHELL) $(top_srcdir)/mkinstalldirs
+CONFIG_HEADER = $(top_builddir)/fficonfig.h
+CONFIG_CLEAN_FILES =
+DIST_SOURCES =
+DIST_COMMON = $(srcdir)/Makefile.in Makefile.am
+all: all-am
+
+.SUFFIXES:
+$(srcdir)/Makefile.in: @MAINTAINER_MODE_TRUE@ Makefile.am  $(top_srcdir)/configure.ac $(ACLOCAL_M4)
+	cd $(top_srcdir) && \
+	  $(AUTOMAKE) --foreign  testsuite/Makefile
+Makefile: @MAINTAINER_MODE_TRUE@ $(srcdir)/Makefile.in  $(top_builddir)/config.status
+	cd $(top_builddir) && $(SHELL) ./config.status $(subdir)/$@ $(am__depfiles_maybe)
+
+mostlyclean-libtool:
+	-rm -f *.lo
+
+clean-libtool:
+	-rm -rf .libs _libs
+
+distclean-libtool:
+	-rm -f libtool
+uninstall-info-am:
+tags: TAGS
+TAGS:
+
+ctags: CTAGS
+CTAGS:
+
+RUNTESTFLAGS =
+DEJATOOL = $(PACKAGE)
+RUNTESTDEFAULTFLAGS = --tool $$tool --srcdir $$srcdir
+
+check-DEJAGNU: site.exp
+	srcdir=`$(am__cd) $(srcdir) && pwd`; export srcdir; \
+	EXPECT=$(EXPECT); export EXPECT; \
+	runtest=$(RUNTEST); \
+	if $(SHELL) -c "$$runtest --version" > /dev/null 2>&1; then \
+	  l='$(DEJATOOL)'; for tool in $$l; do \
+	    $$runtest $(AM_RUNTESTFLAGS) $(RUNTESTDEFAULTFLAGS) $(RUNTESTFLAGS); \
+	  done; \
+	else echo "WARNING: could not find \`runtest'" 1>&2; :;\
+	fi
+site.exp: Makefile
+	@echo 'Making a new site.exp file...'
+	@echo '## these variables are automatically generated by make ##' >site.tmp
+	@echo '# Do not edit here.  If you wish to override these values' >>site.tmp
+	@echo '# edit the last section' >>site.tmp
+	@echo 'set srcdir $(srcdir)' >>site.tmp
+	@echo "set objdir `pwd`" >>site.tmp
+	@echo 'set build_alias "$(build_alias)"' >>site.tmp
+	@echo 'set build_triplet $(build_triplet)' >>site.tmp
+	@echo 'set host_alias "$(host_alias)"' >>site.tmp
+	@echo 'set host_triplet $(host_triplet)' >>site.tmp
+	@echo 'set target_alias "$(target_alias)"' >>site.tmp
+	@echo 'set target_triplet $(target_triplet)' >>site.tmp
+	@echo '## All variables above are generated by configure. Do Not Edit ##' >>site.tmp
+	@test ! -f site.exp || \
+	  sed '1,/^## All variables above are.*##/ d' site.exp >> site.tmp
+	@-rm -f site.bak
+	@test ! -f site.exp || mv site.exp site.bak
+	@mv site.tmp site.exp
+
+distclean-DEJAGNU:
+	-rm -f site.exp site.bak
+	-l='$(DEJATOOL)'; for tool in $$l; do \
+	  rm -f $$tool.sum $$tool.log; \
+	done
+DISTFILES = $(DIST_COMMON) $(DIST_SOURCES) $(TEXINFOS) $(EXTRA_DIST)
+
+top_distdir = ..
+distdir = $(top_distdir)/$(PACKAGE)-$(VERSION)
+
+distdir: $(DISTFILES)
+	@srcdirstrip=`echo "$(srcdir)" | sed 's|.|.|g'`; \
+	topsrcdirstrip=`echo "$(top_srcdir)" | sed 's|.|.|g'`; \
+	list='$(DISTFILES)'; for file in $$list; do \
+	  case $$file in \
+	    $(srcdir)/*) file=`echo "$$file" | sed "s|^$$srcdirstrip/||"`;; \
+	    $(top_srcdir)/*) file=`echo "$$file" | sed "s|^$$topsrcdirstrip/|$(top_builddir)/|"`;; \
+	  esac; \
+	  if test -f $$file || test -d $$file; then d=.; else d=$(srcdir); fi; \
+	  dir=`echo "$$file" | sed -e 's,/[^/]*$$,,'`; \
+	  if test "$$dir" != "$$file" && test "$$dir" != "."; then \
+	    dir="/$$dir"; \
+	    $(mkinstalldirs) "$(distdir)$$dir"; \
+	  else \
+	    dir=''; \
+	  fi; \
+	  if test -d $$d/$$file; then \
+	    if test -d $(srcdir)/$$file && test $$d != $(srcdir); then \
+	      cp -pR $(srcdir)/$$file $(distdir)$$dir || exit 1; \
+	    fi; \
+	    cp -pR $$d/$$file $(distdir)$$dir || exit 1; \
+	  else \
+	    test -f $(distdir)/$$file \
+	    || cp -p $$d/$$file $(distdir)/$$file \
+	    || exit 1; \
+	  fi; \
+	done
+check-am: all-am
+	$(MAKE) $(AM_MAKEFLAGS) check-DEJAGNU
+check: check-am
+all-am: Makefile
+
+installdirs:
+install: install-am
+install-exec: install-exec-am
+install-data: install-data-am
+uninstall: uninstall-am
+
+install-am: all-am
+	@$(MAKE) $(AM_MAKEFLAGS) install-exec-am install-data-am
+
+installcheck: installcheck-am
+install-strip:
+	$(MAKE) $(AM_MAKEFLAGS) INSTALL_PROGRAM="$(INSTALL_STRIP_PROGRAM)" \
+	  install_sh_PROGRAM="$(INSTALL_STRIP_PROGRAM)" INSTALL_STRIP_FLAG=-s \
+	  `test -z '$(STRIP)' || \
+	    echo "INSTALL_PROGRAM_ENV=STRIPPROG='$(STRIP)'"` install
+mostlyclean-generic:
+
+clean-generic:
+	-test -z "$(CLEANFILES)" || rm -f $(CLEANFILES)
+
+distclean-generic:
+	-rm -f $(CONFIG_CLEAN_FILES)
+
+maintainer-clean-generic:
+	@echo "This command is intended for maintainers to use"
+	@echo "it deletes files that may require special tools to rebuild."
+clean: clean-am
+
+clean-am: clean-generic clean-libtool mostlyclean-am
+
+distclean: distclean-am
+	-rm -f Makefile
+distclean-am: clean-am distclean-DEJAGNU distclean-generic \
+	distclean-libtool
+
+dvi: dvi-am
+
+dvi-am:
+
+info: info-am
+
+info-am:
+
+install-data-am:
+
+install-exec-am:
+
+install-info: install-info-am
+
+install-man:
+
+installcheck-am:
+
+maintainer-clean: maintainer-clean-am
+	-rm -f Makefile
+maintainer-clean-am: distclean-am maintainer-clean-generic
+
+mostlyclean: mostlyclean-am
+
+mostlyclean-am: mostlyclean-generic mostlyclean-libtool
+
+pdf: pdf-am
+
+pdf-am:
+
+ps: ps-am
+
+ps-am:
+
+uninstall-am: uninstall-info-am
+
+.PHONY: all all-am check check-DEJAGNU check-am clean clean-generic \
+	clean-libtool distclean distclean-DEJAGNU distclean-generic \
+	distclean-libtool distdir dvi dvi-am info info-am install \
+	install-am install-data install-data-am install-exec \
+	install-exec-am install-info install-info-am install-man \
+	install-strip installcheck installcheck-am installdirs \
+	maintainer-clean maintainer-clean-generic mostlyclean \
+	mostlyclean-generic mostlyclean-libtool pdf pdf-am ps ps-am \
+	uninstall uninstall-am uninstall-info-am
+
+# Tell versions [3.59,3.63) of GNU make to not export all variables.
+# Otherwise a system limit (for SysV at least) may be exceeded.
+.NOEXPORT:
diff --git a/libffi/testsuite/config/default.exp b/libffi/testsuite/config/default.exp
new file mode 100644
index 0000000..90967cc
--- /dev/null
+++ b/libffi/testsuite/config/default.exp
@@ -0,0 +1 @@
+load_lib "standard.exp"
diff --git a/libffi/testsuite/lib/libffi-dg.exp b/libffi/testsuite/lib/libffi-dg.exp
new file mode 100644
index 0000000..f7dd5fd
--- /dev/null
+++ b/libffi/testsuite/lib/libffi-dg.exp
@@ -0,0 +1,271 @@
+#   Copyright (C) 2003 Free Software Foundation, Inc.
+
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+load_lib dg.exp
+load_lib libgloss.exp
+
+
+
+# Define libffi callbacks for dg.exp.
+
+proc libffi-dg-test-1 { target_compile prog do_what extra_tool_flags } {
+    # Set up the compiler flags, based on what we're going to do.
+
+    set options [list]
+    switch $do_what {
+	"compile" {
+	    set compile_type "assembly"
+	    set output_file "[file rootname [file tail $prog]].s"
+	}
+	"link" {
+	    set compile_type "executable"
+	    set output_file "[file rootname [file tail $prog]].exe"
+	    # The following line is needed for targets like the i960 where
+	    # the default output file is b.out.  Sigh.
+	}
+	"run" {
+	    set compile_type "executable"
+	    # FIXME: "./" is to cope with "." not being in $PATH.
+	    # Should this be handled elsewhere?
+	    # YES.
+	    set output_file "./[file rootname [file tail $prog]].exe"
+	    # This is the only place where we care if an executable was
+	    # created or not.  If it was, dg.exp will try to run it.
+	    remote_file build delete $output_file;
+	}
+	default {
+	    perror "$do_what: not a valid dg-do keyword"
+	    return ""
+	}
+    }
+
+    if { $extra_tool_flags != "" } {
+	lappend options "additional_flags=$extra_tool_flags"
+    }
+
+    set comp_output [libffi_target_compile "$prog" "$output_file" "$compile_type" $options];
+
+
+    return [list $comp_output $output_file]
+}
+
+
+proc libffi-dg-test { prog do_what extra_tool_flags } {
+    return [libffi-dg-test-1 target_compile $prog $do_what $extra_tool_flags]
+}
+
+proc libffi-init { args } {
+    global gluefile wrap_flags;
+    global srcdir
+    global blddirffi
+    global blddircxx
+    global TOOL_OPTIONS
+    global ld_library_path
+    global libffi_include
+    global libffi_link_flags
+    global tool_root_dir
+
+    set blddirffi [lookfor_file [get_multilibs] libffi]
+    verbose "libffi $blddirffi"
+    set blddircxx [lookfor_file [get_multilibs] libstdc++-v3]
+    verbose "libstdc++ $blddircxx"
+
+    set gccdir [lookfor_file $tool_root_dir gcc/libgcc.a]
+    if {$gccdir != ""} {
+	set gccdir [file dirname $gccdir]
+    }
+    verbose "gccdir $gccdir"
+
+    set ld_library_path "."
+    append ld_library_path ":${gccdir}"
+
+    set compiler "${gccdir}/xgcc"
+    if { [is_remote host] == 0 && [which $compiler] != 0 } {
+	foreach i "[exec $compiler --print-multi-lib]" {
+	    set mldir ""
+	    regexp -- "\[a-z0-9=/\.-\]*;" $i mldir
+	    set mldir [string trimright $mldir "\;@"]
+	    if { "$mldir" == "." } {
+		continue
+	    }
+	    if { [llength [glob -nocomplain ${gccdir}/${mldir}/libgcc_s*.so.*]] == 1 } {
+		append ld_library_path ":${gccdir}/${mldir}"
+	    }
+	}
+    }
+    # add the library path for libffi.
+    append ld_library_path ":${blddirffi}/.libs"
+    # add the library path for libstdc++ as well.
+    append ld_library_path ":${blddircxx}/src/.libs"
+
+    verbose "ld_library_path: $ld_library_path"
+
+    # Point to the Libffi headers in libffi.
+    set libffi_include "${blddirffi}/include"
+    verbose "libffi_include $libffi_include"
+
+    set libffi_dir  "${blddirffi}/.libs"
+    verbose "libffi_dir $libffi_dir"
+    if { $libffi_dir != "" } {
+	set libffi_dir [file dirname ${libffi_dir}]
+	set libffi_link_flags "-L${libffi_dir}/.libs"
+	lappend libffi_link_flags "-L${blddircxx}/src/.libs"
+    }
+
+    # On IRIX 6, we have to set variables akin to LD_LIBRARY_PATH, but
+    # called LD_LIBRARYN32_PATH (for the N32 ABI) and LD_LIBRARY64_PATH
+    # (for the 64-bit ABI).  The right way to do this would be to modify
+    # unix.exp -- but that's not an option since it's part of DejaGNU
+    # proper, so we do it here.
+    # The same applies to darwin (DYLD_LIBRARY_PATH), solaris 32 bit
+    # (LD_LIBRARY_PATH_32), solaris 64 bit (LD_LIBRARY_PATH_64), and HP-UX
+    # (SHLIB_PATH).
+    setenv  LD_LIBRARY_PATH     $ld_library_path
+    setenv  SHLIB_PATH          $ld_library_path
+    setenv  LD_LIBRARYN32_PATH  $ld_library_path
+    setenv  LD_LIBRARY64_PATH   $ld_library_path
+    setenv  LD_LIBRARY_PATH_32  $ld_library_path
+    setenv  LD_LIBRARY_PATH_64  $ld_library_path
+    setenv  DYLD_LIBRARY_PATH   $ld_library_path
+}
+
+proc libffi_target_compile { source dest type options } {
+    global gluefile wrap_flags;
+    global srcdir
+    global blddirffi
+    global TOOL_OPTIONS
+    global ld_library_path
+    global libffi_link_flags
+    global libffi_include
+    global target_triplet
+
+
+    if { [target_info needs_status_wrapper]!="" && [info exists gluefile] } {
+	lappend options "libs=${gluefile}"
+	lappend options "ldflags=$wrap_flags"
+    }
+
+    # TOOL_OPTIONS must come first, so that it doesn't override testcase
+    # specific options.
+    if [info exists TOOL_OPTIONS] {
+	lappend  options [concat "additional_flags=$TOOL_OPTIONS" $options];
+    }
+
+    # search for ffi_mips.h in srcdir, too
+    lappend options "additional_flags=-I${libffi_include} -I${srcdir}/../include  -I${libffi_include}/.."
+    lappend options "additional_flags=${libffi_link_flags}"
+
+    if { [string match "powerpc-*-darwin*" $target_triplet] } {
+	lappend options "libs= -lgcc_s"
+    }
+
+    lappend options "libs= -lffi"
+
+    verbose "options: $options"
+    return [target_compile $source $dest $type $options]
+}
+
+# Utility routines.
+
+#
+# search_for -- looks for a string match in a file
+#
+proc search_for { file pattern } {
+    set fd [open $file r]
+    while { [gets $fd cur_line]>=0 } {
+	if [string match "*$pattern*" $cur_line] then {
+	    close $fd
+	    return 1
+	}
+    }
+    close $fd
+    return 0
+}
+
+# Modified dg-runtest that can cycle through a list of optimization options
+# as c-torture does.
+proc libffi-dg-runtest { testcases default-extra-flags } {
+    global runtests
+
+    foreach test $testcases {
+	# If we're only testing specific files and this isn't one of
+	# them, skip it.
+	if ![runtest_file_p $runtests $test] {
+	    continue
+	}
+
+	# Look for a loop within the source code - if we don't find one,
+	# don't pass -funroll[-all]-loops.
+	global torture_with_loops torture_without_loops
+	if [expr [search_for $test "for*("]+[search_for $test "while*("]] {
+	    set option_list $torture_with_loops
+	} else {
+	    set option_list $torture_without_loops
+	}
+
+	set nshort [file tail [file dirname $test]]/[file tail $test]
+
+	foreach flags $option_list {
+	    verbose "Testing $nshort, $flags" 1
+	    dg-test $test $flags ${default-extra-flags}
+	}
+    }
+}
+
+
+# Like check_conditional_xfail, but callable from a dg test.
+
+proc dg-xfail-if { args } {
+    set args [lreplace $args 0 0]
+    set selector "target [join [lindex $args 1]]"
+    if { [dg-process-target $selector] == "S" } {
+	global compiler_conditional_xfail_data
+	set compiler_conditional_xfail_data $args
+    }
+}
+
+
+# We need to make sure that additional_files and additional_sources
+# are both cleared out after every test.  It is not enough to clear
+# them out *before* the next test run because gcc-target-compile gets
+# run directly from some .exp files (outside of any test).  (Those
+# uses should eventually be eliminated.)
+
+# Because the DG framework doesn't provide a hook that is run at the
+# end of a test, we must replace dg-test with a wrapper.
+
+if { [info procs saved-dg-test] == [list] } {
+    rename dg-test saved-dg-test
+
+    proc dg-test { args } {
+	global additional_files
+	global additional_sources
+	global errorInfo
+
+	if { [ catch { eval saved-dg-test $args } errmsg ] } {
+	    set saved_info $errorInfo
+	    set additional_files ""
+	    set additional_sources ""
+	    error $errmsg $saved_info
+	}
+	set additional_files ""
+	set additional_sources ""
+    }
+}
+
+# Local Variables:
+# tcl-indent-level:4
+# End:
diff --git a/libffi/testsuite/libffi.call/call.exp b/libffi/testsuite/libffi.call/call.exp
new file mode 100644
index 0000000..3b0bd32
--- /dev/null
+++ b/libffi/testsuite/libffi.call/call.exp
@@ -0,0 +1,32 @@
+#   Copyright (C) 2003 Free Software Foundation, Inc.
+
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+# 
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  
+
+# libffi testsuite that uses the 'dg.exp' driver.
+
+load_lib libffi-dg.exp
+
+dg-init
+libffi-init
+
+global srcdir subdir
+
+dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/*.\[cS\]]] "" "" 
+
+dg-finish
+
+# Local Variables:
+# tcl-indent-level:4
+# End:
diff --git a/libffi/testsuite/libffi.call/closure_fn0.c b/libffi/testsuite/libffi.call/closure_fn0.c
new file mode 100644
index 0000000..6d9b2cb
--- /dev/null
+++ b/libffi/testsuite/libffi.call/closure_fn0.c
@@ -0,0 +1,93 @@
+/* Area:	closure_call
+   Purpose:	Check multiple values passing from different type.
+		Also, exceed the limit of gpr and fpr registers on PowerPC
+		Darwin.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<andreast@gcc.gnu.org> 20030828	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+static void
+closure_test_fn0(ffi_cif* cif,void* resp,void** args, void* userdata)
+{
+  *(ffi_arg*)resp =
+    (int)*(unsigned long long *)args[0] + (int)(*(int *)args[1]) +
+    (int)(*(unsigned long long *)args[2]) + (int)*(int *)args[3] +
+    (int)(*(signed short *)args[4]) +
+    (int)(*(unsigned long long *)args[5]) +
+    (int)*(int *)args[6] + (int)(*(int *)args[7]) +
+    (int)(*(double *)args[8]) + (int)*(int *)args[9] +
+    (int)(*(int *)args[10]) + (int)(*(float *)args[11]) +
+    (int)*(int *)args[12] + (int)(*(int *)args[13]) +
+    (int)(*(int *)args[14]) +  *(int *)args[15] + (int)(long)userdata;
+
+  printf("%d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d: %d\n",
+	 (int)*(unsigned long long *)args[0], (int)(*(int *)args[1]),
+	 (int)(*(unsigned long long *)args[2]),
+	 (int)*(int *)args[3], (int)(*(signed short *)args[4]),
+	 (int)(*(unsigned long long *)args[5]),
+	 (int)*(int *)args[6], (int)(*(int *)args[7]),
+	 (int)(*(double *)args[8]), (int)*(int *)args[9],
+	 (int)(*(int *)args[10]), (int)(*(float *)args[11]),
+	 (int)*(int *)args[12], (int)(*(int *)args[13]),
+	 (int)(*(int *)args[14]),*(int *)args[15],
+	 (int)(long)userdata, (int)*(ffi_arg *)resp);
+
+}
+
+typedef int (*closure_test_type0)(unsigned long long, int, unsigned long long,
+				  int, signed short, unsigned long long, int,
+				  int, double, int, int, float, int, int,
+				  int, int);
+
+int main (void)
+{
+  ffi_cif cif;
+#ifndef USING_MMAP
+  static ffi_closure cl;
+#endif
+  ffi_closure *pcl;
+  ffi_type * cl_arg_types[17];
+  int res;
+
+#ifdef USING_MMAP
+  pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+  pcl = &cl;
+#endif
+
+  cl_arg_types[0] = &ffi_type_uint64;
+  cl_arg_types[1] = &ffi_type_uint;
+  cl_arg_types[2] = &ffi_type_uint64;
+  cl_arg_types[3] = &ffi_type_uint;
+  cl_arg_types[4] = &ffi_type_sshort;
+  cl_arg_types[5] = &ffi_type_uint64;
+  cl_arg_types[6] = &ffi_type_uint;
+  cl_arg_types[7] = &ffi_type_uint;
+  cl_arg_types[8] = &ffi_type_double;
+  cl_arg_types[9] = &ffi_type_uint;
+  cl_arg_types[10] = &ffi_type_uint;
+  cl_arg_types[11] = &ffi_type_float;
+  cl_arg_types[12] = &ffi_type_uint;
+  cl_arg_types[13] = &ffi_type_uint;
+  cl_arg_types[14] = &ffi_type_uint;
+  cl_arg_types[15] = &ffi_type_uint;
+  cl_arg_types[16] = NULL;
+
+  /* Initialize the cif */
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 16,
+		     &ffi_type_sint, cl_arg_types) == FFI_OK);
+
+  CHECK(ffi_prep_closure(pcl, &cif, closure_test_fn0,
+			 (void *) 3 /* userdata */) == FFI_OK);
+
+  res = (*((closure_test_type0)pcl))
+    (1LL, 2, 3LL, 4, 127, 429LL, 7, 8, 9.5, 10, 11, 12, 13,
+     19, 21, 1);
+  /* { dg-output "1 2 3 4 127 429 7 8 9 10 11 12 13 19 21 1 3: 680" } */
+  printf("res: %d\n",res);
+  /* { dg-output "\nres: 680" } */
+     exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/closure_fn1.c b/libffi/testsuite/libffi.call/closure_fn1.c
new file mode 100644
index 0000000..41818ad
--- /dev/null
+++ b/libffi/testsuite/libffi.call/closure_fn1.c
@@ -0,0 +1,89 @@
+/* Area:	closure_call.
+   Purpose:	Check multiple values passing from different type.
+		Also, exceed the limit of gpr and fpr registers on PowerPC
+		Darwin.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<andreast@gcc.gnu.org> 20030828	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+
+static void closure_test_fn1(ffi_cif* cif,void* resp,void** args,
+			     void* userdata)
+{
+  *(ffi_arg*)resp =
+    (int)*(float *)args[0] +(int)(*(float *)args[1]) +
+    (int)(*(float *)args[2]) + (int)*(float *)args[3] +
+    (int)(*(signed short *)args[4]) + (int)(*(float *)args[5]) +
+    (int)*(float *)args[6] + (int)(*(int *)args[7]) +
+    (int)(*(double*)args[8]) + (int)*(int *)args[9] +
+    (int)(*(int *)args[10]) + (int)(*(float *)args[11]) +
+    (int)*(int *)args[12] + (int)(*(int *)args[13]) +
+    (int)(*(int *)args[14]) + *(int *)args[15] + (int)(long)userdata;
+
+  printf("%d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d: %d\n",
+	 (int)*(float *)args[0], (int)(*(float *)args[1]),
+	 (int)(*(float *)args[2]), (int)*(float *)args[3],
+	 (int)(*(signed short *)args[4]), (int)(*(float *)args[5]),
+	 (int)*(float *)args[6], (int)(*(int *)args[7]),
+	 (int)(*(double *)args[8]), (int)*(int *)args[9],
+	 (int)(*(int *)args[10]), (int)(*(float *)args[11]),
+	 (int)*(int *)args[12], (int)(*(int *)args[13]),
+	 (int)(*(int *)args[14]), *(int *)args[15],
+	 (int)(long)userdata, (int)*(ffi_arg *)resp);
+}
+
+typedef int (*closure_test_type1)(float, float, float, float, signed short,
+				  float, float, int, double, int, int, float,
+				  int, int, int, int);
+int main (void)
+{
+  ffi_cif cif;
+#ifndef USING_MMAP
+  static ffi_closure cl;
+#endif
+  ffi_closure *pcl;
+  ffi_type * cl_arg_types[17];
+  int res;
+
+#ifdef USING_MMAP
+  pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+  pcl = &cl;
+#endif
+
+  cl_arg_types[0] = &ffi_type_float;
+  cl_arg_types[1] = &ffi_type_float;
+  cl_arg_types[2] = &ffi_type_float;
+  cl_arg_types[3] = &ffi_type_float;
+  cl_arg_types[4] = &ffi_type_sshort;
+  cl_arg_types[5] = &ffi_type_float;
+  cl_arg_types[6] = &ffi_type_float;
+  cl_arg_types[7] = &ffi_type_uint;
+  cl_arg_types[8] = &ffi_type_double;
+  cl_arg_types[9] = &ffi_type_uint;
+  cl_arg_types[10] = &ffi_type_uint;
+  cl_arg_types[11] = &ffi_type_float;
+  cl_arg_types[12] = &ffi_type_uint;
+  cl_arg_types[13] = &ffi_type_uint;
+  cl_arg_types[14] = &ffi_type_uint;
+  cl_arg_types[15] = &ffi_type_uint;
+  cl_arg_types[16] = NULL;
+
+  /* Initialize the cif */
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 16,
+		     &ffi_type_sint, cl_arg_types) == FFI_OK);
+
+  CHECK(ffi_prep_closure(pcl, &cif, closure_test_fn1,
+			 (void *) 3 /* userdata */)  == FFI_OK);
+
+  res = (*((closure_test_type1)pcl))
+    (1.1, 2.2, 3.3, 4.4, 127, 5.5, 6.6, 8, 9, 10, 11, 12.0, 13,
+     19, 21, 1);
+  /* { dg-output "1 2 3 4 127 5 6 8 9 10 11 12 13 19 21 1 3: 255" } */
+  printf("res: %d\n",res);
+  /* { dg-output "\nres: 255" } */
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/closure_fn2.c b/libffi/testsuite/libffi.call/closure_fn2.c
new file mode 100644
index 0000000..2a98f96
--- /dev/null
+++ b/libffi/testsuite/libffi.call/closure_fn2.c
@@ -0,0 +1,89 @@
+/* Area:	closure_call
+   Purpose:	Check multiple values passing from different type.
+		Also, exceed the limit of gpr and fpr registers on PowerPC
+		Darwin.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<andreast@gcc.gnu.org> 20030828	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+static void closure_test_fn2(ffi_cif* cif,void* resp,void** args,
+			     void* userdata)
+{
+  *(ffi_arg*)resp =
+    (int)*(double *)args[0] +(int)(*(double *)args[1]) +
+    (int)(*(double *)args[2]) + (int)*(double *)args[3] +
+    (int)(*(signed short *)args[4]) + (int)(*(double *)args[5]) +
+    (int)*(double *)args[6] + (int)(*(int *)args[7]) +
+    (int)(*(double *)args[8]) + (int)*(int *)args[9] +
+    (int)(*(int *)args[10]) + (int)(*(float *)args[11]) +
+    (int)*(int *)args[12] + (int)(*(float *)args[13]) +
+    (int)(*(int *)args[14]) + *(int *)args[15] + (int)(long)userdata;
+
+  printf("%d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d: %d\n",
+	 (int)*(double *)args[0], (int)(*(double *)args[1]),
+	 (int)(*(double *)args[2]), (int)*(double *)args[3],
+	 (int)(*(signed short *)args[4]), (int)(*(double *)args[5]),
+	 (int)*(double *)args[6], (int)(*(int *)args[7]),
+	 (int)(*(double*)args[8]), (int)*(int *)args[9],
+	 (int)(*(int *)args[10]), (int)(*(float *)args[11]),
+	 (int)*(int *)args[12], (int)(*(float *)args[13]),
+	 (int)(*(int *)args[14]), *(int *)args[15], (int)(long)userdata,
+	 (int)*(ffi_arg *)resp);
+}
+
+typedef int (*closure_test_type2)(double, double, double, double, signed short,
+				  double, double, int, double, int, int, float,
+				  int, float, int, int);
+
+int main (void)
+{
+  ffi_cif cif;
+#ifndef USING_MMAP
+  static ffi_closure cl;
+#endif
+  ffi_closure *pcl;
+  ffi_type * cl_arg_types[17];
+  int res;
+
+#ifdef USING_MMAP
+  pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+  pcl = &cl;
+#endif
+
+  cl_arg_types[0] = &ffi_type_double;
+  cl_arg_types[1] = &ffi_type_double;
+  cl_arg_types[2] = &ffi_type_double;
+  cl_arg_types[3] = &ffi_type_double;
+  cl_arg_types[4] = &ffi_type_sshort;
+  cl_arg_types[5] = &ffi_type_double;
+  cl_arg_types[6] = &ffi_type_double;
+  cl_arg_types[7] = &ffi_type_uint;
+  cl_arg_types[8] = &ffi_type_double;
+  cl_arg_types[9] = &ffi_type_uint;
+  cl_arg_types[10] = &ffi_type_uint;
+  cl_arg_types[11] = &ffi_type_float;
+  cl_arg_types[12] = &ffi_type_uint;
+  cl_arg_types[13] = &ffi_type_float;
+  cl_arg_types[14] = &ffi_type_uint;
+  cl_arg_types[15] = &ffi_type_uint;
+  cl_arg_types[16] = NULL;
+
+  /* Initialize the cif */
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 16,
+		     &ffi_type_sint, cl_arg_types) == FFI_OK);
+
+  CHECK(ffi_prep_closure(pcl, &cif, closure_test_fn2,
+			 (void *) 3 /* userdata */) == FFI_OK);
+
+  res = (*((closure_test_type2)pcl))
+    (1, 2, 3, 4, 127, 5, 6, 8, 9, 10, 11, 12.0, 13,
+     19.0, 21, 1);
+  /* { dg-output "1 2 3 4 127 5 6 8 9 10 11 12 13 19 21 1 3: 255" } */
+  printf("res: %d\n",res);
+  /* { dg-output "\nres: 255" } */
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/closure_fn3.c b/libffi/testsuite/libffi.call/closure_fn3.c
new file mode 100644
index 0000000..4f744c8
--- /dev/null
+++ b/libffi/testsuite/libffi.call/closure_fn3.c
@@ -0,0 +1,90 @@
+/* Area:	closure_call
+   Purpose:	Check multiple values passing from different type.
+		Also, exceed the limit of gpr and fpr registers on PowerPC
+		Darwin.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<andreast@gcc.gnu.org> 20030828	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+static void closure_test_fn3(ffi_cif* cif,void* resp,void** args,
+			     void* userdata)
+ {
+   *(ffi_arg*)resp =
+     (int)*(float *)args[0] +(int)(*(float *)args[1]) +
+     (int)(*(float *)args[2]) + (int)*(float *)args[3] +
+     (int)(*(float *)args[4]) + (int)(*(float *)args[5]) +
+     (int)*(float *)args[6] + (int)(*(float *)args[7]) +
+     (int)(*(double *)args[8]) + (int)*(int *)args[9] +
+     (int)(*(float *)args[10]) + (int)(*(float *)args[11]) +
+     (int)*(int *)args[12] + (int)(*(float *)args[13]) +
+     (int)(*(float *)args[14]) +  *(int *)args[15] + (int)(long)userdata;
+
+   printf("%d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d: %d\n",
+	  (int)*(float *)args[0], (int)(*(float *)args[1]),
+	  (int)(*(float *)args[2]), (int)*(float *)args[3],
+	  (int)(*(float *)args[4]), (int)(*(float *)args[5]),
+	  (int)*(float *)args[6], (int)(*(float *)args[7]),
+	  (int)(*(double *)args[8]), (int)*(int *)args[9],
+	  (int)(*(float *)args[10]), (int)(*(float *)args[11]),
+	  (int)*(int *)args[12], (int)(*(float *)args[13]),
+	  (int)(*(float *)args[14]), *(int *)args[15], (int)(long)userdata,
+	  (int)*(ffi_arg *)resp);
+
+ }
+
+typedef int (*closure_test_type3)(float, float, float, float, float, float,
+				  float, float, double, int, float, float, int,
+				  float, float, int);
+
+int main (void)
+{
+  ffi_cif cif;
+#ifndef USING_MMAP
+  static ffi_closure cl;
+#endif
+  ffi_closure *pcl;
+  ffi_type * cl_arg_types[17];
+  int res;
+
+#ifdef USING_MMAP
+  pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+  pcl = &cl;
+#endif
+
+  cl_arg_types[0] = &ffi_type_float;
+  cl_arg_types[1] = &ffi_type_float;
+  cl_arg_types[2] = &ffi_type_float;
+  cl_arg_types[3] = &ffi_type_float;
+  cl_arg_types[4] = &ffi_type_float;
+  cl_arg_types[5] = &ffi_type_float;
+  cl_arg_types[6] = &ffi_type_float;
+  cl_arg_types[7] = &ffi_type_float;
+  cl_arg_types[8] = &ffi_type_double;
+  cl_arg_types[9] = &ffi_type_uint;
+  cl_arg_types[10] = &ffi_type_float;
+  cl_arg_types[11] = &ffi_type_float;
+  cl_arg_types[12] = &ffi_type_uint;
+  cl_arg_types[13] = &ffi_type_float;
+  cl_arg_types[14] = &ffi_type_float;
+  cl_arg_types[15] = &ffi_type_uint;
+  cl_arg_types[16] = NULL;
+
+  /* Initialize the cif */
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 16,
+		     &ffi_type_sint, cl_arg_types) == FFI_OK);
+
+  CHECK(ffi_prep_closure(pcl, &cif, closure_test_fn3,
+			 (void *) 3 /* userdata */)  == FFI_OK);
+
+  res = (*((closure_test_type3)pcl))
+    (1.1, 2.2, 3.3, 4.4, 5.5, 6.6, 7.7, 8.8, 9, 10, 11.11, 12.0, 13,
+     19.19, 21.21, 1);
+  /* { dg-output "1 2 3 4 5 6 7 8 9 10 11 12 13 19 21 1 3: 135" } */
+  printf("res: %d\n",res);
+  /* { dg-output "\nres: 135" } */
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/closure_fn4.c b/libffi/testsuite/libffi.call/closure_fn4.c
new file mode 100644
index 0000000..cbaaf30
--- /dev/null
+++ b/libffi/testsuite/libffi.call/closure_fn4.c
@@ -0,0 +1,96 @@
+/* Area:	closure_call
+   Purpose:	Check multiple long long values passing.
+		Also, exceed the limit of gpr and fpr registers on PowerPC
+		Darwin.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<andreast@gcc.gnu.org> 20031026	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+
+#include "ffitest.h"
+
+static void
+closure_test_fn0(ffi_cif* cif,void* resp,void** args, void* userdata)
+{
+  *(ffi_arg*)resp =
+    (int)*(unsigned long long *)args[0] + (int)*(unsigned long long *)args[1] +
+    (int)*(unsigned long long *)args[2] + (int)*(unsigned long long *)args[3] +
+    (int)*(unsigned long long *)args[4] + (int)*(unsigned long long *)args[5] +
+    (int)*(unsigned long long *)args[6] + (int)*(unsigned long long *)args[7] +
+    (int)*(unsigned long long *)args[8] + (int)*(unsigned long long *)args[9] +
+    (int)*(unsigned long long *)args[10] +
+    (int)*(unsigned long long *)args[11] +
+    (int)*(unsigned long long *)args[12] +
+    (int)*(unsigned long long *)args[13] +
+    (int)*(unsigned long long *)args[14] +
+    *(int *)args[15] + (int)(long)userdata;
+
+  printf("%d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d: %d\n",
+	 (int)*(unsigned long long *)args[0],
+	 (int)*(unsigned long long *)args[1],
+	 (int)*(unsigned long long *)args[2],
+	 (int)*(unsigned long long *)args[3],
+	 (int)*(unsigned long long *)args[4],
+	 (int)*(unsigned long long *)args[5],
+	 (int)*(unsigned long long *)args[6],
+	 (int)*(unsigned long long *)args[7],
+	 (int)*(unsigned long long *)args[8],
+	 (int)*(unsigned long long *)args[9],
+	 (int)*(unsigned long long *)args[10],
+	 (int)*(unsigned long long *)args[11],
+	 (int)*(unsigned long long *)args[12],
+	 (int)*(unsigned long long *)args[13],
+	 (int)*(unsigned long long *)args[14],
+	 *(int *)args[15],
+	 (int)(long)userdata, (int)*(ffi_arg *)resp);
+
+}
+
+typedef int (*closure_test_type0)(unsigned long long, unsigned long long,
+				  unsigned long long, unsigned long long,
+				  unsigned long long, unsigned long long,
+				  unsigned long long, unsigned long long,
+				  unsigned long long, unsigned long long,
+				  unsigned long long, unsigned long long,
+				  unsigned long long, unsigned long long,
+				  unsigned long long, int);
+
+int main (void)
+{
+  ffi_cif cif;
+#ifndef USING_MMAP
+  static ffi_closure cl;
+#endif
+  ffi_closure *pcl;
+  ffi_type * cl_arg_types[17];
+  int i, res;
+
+#ifdef USING_MMAP
+  pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+  pcl = &cl;
+#endif
+
+  for (i = 0; i < 15; i++) {
+    cl_arg_types[i] = &ffi_type_uint64;
+  }
+  cl_arg_types[15] = &ffi_type_uint;
+  cl_arg_types[16] = NULL;
+
+  /* Initialize the cif */
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 16,
+		     &ffi_type_sint, cl_arg_types) == FFI_OK);
+
+  CHECK(ffi_prep_closure(pcl, &cif, closure_test_fn0,
+			 (void *) 3 /* userdata */) == FFI_OK);
+
+  res = (*((closure_test_type0)pcl))
+    (1LL, 2LL, 3LL, 4LL, 127LL, 429LL, 7LL, 8LL, 9LL, 10LL, 11LL, 12LL,
+     13LL, 19LL, 21LL, 1);
+  /* { dg-output "1 2 3 4 127 429 7 8 9 10 11 12 13 19 21 1 3: 680" } */
+  printf("res: %d\n",res);
+  /* { dg-output "\nres: 680" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/closure_fn5.c b/libffi/testsuite/libffi.call/closure_fn5.c
new file mode 100644
index 0000000..6a4fc67
--- /dev/null
+++ b/libffi/testsuite/libffi.call/closure_fn5.c
@@ -0,0 +1,99 @@
+/* Area:	closure_call
+   Purpose:	Check multiple long long values passing.
+		Exceed the limit of gpr registers on PowerPC
+		Darwin.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<andreast@gcc.gnu.org> 20031026	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+
+#include "ffitest.h"
+
+static void
+closure_test_fn5(ffi_cif* cif,void* resp,void** args, void* userdata)
+{
+  *(ffi_arg*)resp =
+    (int)*(unsigned long long *)args[0] + (int)*(unsigned long long *)args[1] +
+    (int)*(unsigned long long *)args[2] + (int)*(unsigned long long *)args[3] +
+    (int)*(unsigned long long *)args[4] + (int)*(unsigned long long *)args[5] +
+    (int)*(unsigned long long *)args[6] + (int)*(unsigned long long *)args[7] +
+    (int)*(unsigned long long *)args[8] + (int)*(unsigned long long *)args[9] +
+    (int)*(int *)args[10] +
+    (int)*(unsigned long long *)args[11] +
+    (int)*(unsigned long long *)args[12] +
+    (int)*(unsigned long long *)args[13] +
+    (int)*(unsigned long long *)args[14] +
+    *(int *)args[15] + (int)(long)userdata;
+
+  printf("%d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d: %d\n",
+	 (int)*(unsigned long long *)args[0],
+	 (int)*(unsigned long long *)args[1],
+	 (int)*(unsigned long long *)args[2],
+	 (int)*(unsigned long long *)args[3],
+	 (int)*(unsigned long long *)args[4],
+	 (int)*(unsigned long long *)args[5],
+	 (int)*(unsigned long long *)args[6],
+	 (int)*(unsigned long long *)args[7],
+	 (int)*(unsigned long long *)args[8],
+	 (int)*(unsigned long long *)args[9],
+	 (int)*(int *)args[10],
+	 (int)*(unsigned long long *)args[11],
+	 (int)*(unsigned long long *)args[12],
+	 (int)*(unsigned long long *)args[13],
+	 (int)*(unsigned long long *)args[14],
+	 *(int *)args[15],
+	 (int)(long)userdata, (int)*(ffi_arg *)resp);
+
+}
+
+typedef int (*closure_test_type0)(unsigned long long, unsigned long long,
+				  unsigned long long, unsigned long long,
+				  unsigned long long, unsigned long long,
+				  unsigned long long, unsigned long long,
+				  unsigned long long, unsigned long long,
+				  int, unsigned long long,
+				  unsigned long long, unsigned long long,
+				  unsigned long long, int);
+
+int main (void)
+{
+  ffi_cif cif;
+#ifndef USING_MMAP
+  static ffi_closure cl;
+#endif
+  ffi_closure *pcl;
+  ffi_type * cl_arg_types[17];
+  int i, res;
+#ifdef USING_MMAP
+  pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+  pcl = &cl;
+#endif
+
+  for (i = 0; i < 10; i++) {
+    cl_arg_types[i] = &ffi_type_uint64;
+  }
+  cl_arg_types[10] = &ffi_type_uint;
+  for (i = 11; i < 15; i++) {
+    cl_arg_types[i] = &ffi_type_uint64;
+  }
+  cl_arg_types[15] = &ffi_type_uint;
+  cl_arg_types[16] = NULL;
+
+  /* Initialize the cif */
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 16,
+		     &ffi_type_sint, cl_arg_types) == FFI_OK);
+
+  CHECK(ffi_prep_closure(pcl, &cif, closure_test_fn5,
+			 (void *) 3 /* userdata */) == FFI_OK);
+
+  res = (*((closure_test_type0)pcl))
+    (1LL, 2LL, 3LL, 4LL, 127LL, 429LL, 7LL, 8LL, 9LL, 10LL, 11, 12LL,
+     13LL, 19LL, 21LL, 1);
+  /* { dg-output "1 2 3 4 127 429 7 8 9 10 11 12 13 19 21 1 3: 680" } */
+  printf("res: %d\n",res);
+  /* { dg-output "\nres: 680" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_12byte.c b/libffi/testsuite/libffi.call/cls_12byte.c
new file mode 100644
index 0000000..f8a87ec
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_12byte.c
@@ -0,0 +1,97 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check structure passing with different structure size.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<andreast@gcc.gnu.org> 20030828	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+typedef struct cls_struct_12byte {
+  int a;
+  int b;
+  int c;
+} cls_struct_12byte;
+
+cls_struct_12byte cls_struct_12byte_fn(struct cls_struct_12byte b1,
+			    struct cls_struct_12byte b2)
+{
+  struct cls_struct_12byte result;
+
+  result.a = b1.a + b2.a;
+  result.b = b1.b + b2.b;
+  result.c = b1.c + b2.c;
+
+  printf("%d %d %d %d %d %d: %d %d %d\n", b1.a, b1.b, b1.c, b2.a, b2.b, b2.c,
+	 result.a, result.b, result.c);
+
+  return result;
+}
+
+static void cls_struct_12byte_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+  struct cls_struct_12byte b1, b2;
+
+  b1 = *(struct cls_struct_12byte*)(args[0]);
+  b2 = *(struct cls_struct_12byte*)(args[1]);
+
+  *(cls_struct_12byte*)resp = cls_struct_12byte_fn(b1, b2);
+}
+
+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[4];
+  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 cls_struct_12byte h_dbl = { 7, 4, 9 };
+  struct cls_struct_12byte j_dbl = { 1, 5, 3 };
+  struct cls_struct_12byte res_dbl;
+
+  cls_struct_fields[0] = &ffi_type_uint32;
+  cls_struct_fields[1] = &ffi_type_uint32;
+  cls_struct_fields[2] = &ffi_type_uint32;
+  cls_struct_fields[3] = 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_12byte_fn), &res_dbl, args_dbl);
+  /* { dg-output "7 4 9 1 5 3: 8 9 12" } */
+  printf("res: %d %d %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 8 9 12" } */
+
+  CHECK(ffi_prep_closure(pcl, &cif, cls_struct_12byte_gn, NULL) == FFI_OK);
+
+  res_dbl = ((cls_struct_12byte(*)(cls_struct_12byte, cls_struct_12byte))(pcl))(h_dbl, j_dbl);
+  /* { dg-output "\n7 4 9 1 5 3: 8 9 12" } */
+  printf("res: %d %d %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 8 9 12" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_16byte.c b/libffi/testsuite/libffi.call/cls_16byte.c
new file mode 100644
index 0000000..f8a3b57
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_16byte.c
@@ -0,0 +1,98 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check structure passing with different structure size.
+		Depending on the ABI. Check overlapping.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<andreast@gcc.gnu.org> 20030828	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+typedef struct cls_struct_16byte {
+  int a;
+  double b;
+  int c;
+} cls_struct_16byte;
+
+cls_struct_16byte cls_struct_16byte_fn(struct cls_struct_16byte b1,
+			    struct cls_struct_16byte b2)
+{
+  struct cls_struct_16byte result;
+
+  result.a = b1.a + b2.a;
+  result.b = b1.b + b2.b;
+  result.c = b1.c + b2.c;
+
+  printf("%d %g %d %d %g %d: %d %g %d\n", b1.a, b1.b, b1.c, b2.a, b2.b, b2.c,
+	 result.a, result.b, result.c);
+
+  return result;
+}
+
+static void cls_struct_16byte_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+  struct cls_struct_16byte b1, b2;
+
+  b1 = *(struct cls_struct_16byte*)(args[0]);
+  b2 = *(struct cls_struct_16byte*)(args[1]);
+
+  *(cls_struct_16byte*)resp = cls_struct_16byte_fn(b1, b2);
+}
+
+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[4];
+  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 cls_struct_16byte h_dbl = { 7, 8.0, 9 };
+  struct cls_struct_16byte j_dbl = { 1, 9.0, 3 };
+  struct cls_struct_16byte res_dbl;
+
+  cls_struct_fields[0] = &ffi_type_uint32;
+  cls_struct_fields[1] = &ffi_type_double;
+  cls_struct_fields[2] = &ffi_type_uint32;
+  cls_struct_fields[3] = 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_16byte_fn), &res_dbl, args_dbl);
+  /* { dg-output "7 8 9 1 9 3: 8 17 12" } */
+  printf("res: %d %g %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 8 17 12" } */
+
+  CHECK(ffi_prep_closure(pcl, &cif, cls_struct_16byte_gn, NULL) == FFI_OK);
+
+  res_dbl = ((cls_struct_16byte(*)(cls_struct_16byte, cls_struct_16byte))(pcl))(h_dbl, j_dbl);
+  /* { dg-output "\n7 8 9 1 9 3: 8 17 12" } */
+  printf("res: %d %g %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 8 17 12" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_18byte.c b/libffi/testsuite/libffi.call/cls_18byte.c
new file mode 100644
index 0000000..50ce9ff
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_18byte.c
@@ -0,0 +1,103 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check structure passing with different structure size.
+		Depending on the ABI. Double alignment check on darwin.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<andreast@gcc.gnu.org> 20030915	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+typedef struct cls_struct_18byte {
+  double a;
+  unsigned char b;
+  unsigned char c;
+  double d;
+} cls_struct_18byte;
+
+cls_struct_18byte cls_struct_18byte_fn(struct cls_struct_18byte a1,
+			    struct cls_struct_18byte a2)
+{
+  struct cls_struct_18byte result;
+
+  result.a = a1.a + a2.a;
+  result.b = a1.b + a2.b;
+  result.c = a1.c + a2.c;
+  result.d = a1.d + a2.d;
+
+
+  printf("%g %d %d %g %g %d %d %g: %g %d %d %g\n", a1.a, a1.b, a1.c, a1.d,
+	 a2.a, a2.b, a2.c, a2.d,
+	 result.a, result.b, result.c, result.d);
+  return result;
+}
+
+static void
+cls_struct_18byte_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+  struct cls_struct_18byte a1, a2;
+
+  a1 = *(struct cls_struct_18byte*)(args[0]);
+  a2 = *(struct cls_struct_18byte*)(args[1]);
+
+  *(cls_struct_18byte*)resp = cls_struct_18byte_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[5];
+  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_18byte g_dbl = { 1.0, 127, 126, 3.0 };
+  struct cls_struct_18byte f_dbl = { 4.0, 125, 124, 5.0 };
+  struct cls_struct_18byte res_dbl;
+
+  cls_struct_fields[0] = &ffi_type_double;
+  cls_struct_fields[1] = &ffi_type_uchar;
+  cls_struct_fields[2] = &ffi_type_uchar;
+  cls_struct_fields[3] = &ffi_type_double;
+  cls_struct_fields[4] = 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_18byte_fn), &res_dbl, args_dbl);
+  /* { dg-output "1 127 126 3 4 125 124 5: 5 252 250 8" } */
+  printf("res: %g %d %d %g\n", res_dbl.a, res_dbl.b, res_dbl.c, res_dbl.d);
+  /* { dg-output "\nres: 5 252 250 8" } */
+
+  CHECK(ffi_prep_closure(pcl, &cif, cls_struct_18byte_gn, NULL) == FFI_OK);
+
+  res_dbl = ((cls_struct_18byte(*)(cls_struct_18byte, cls_struct_18byte))(pcl))(g_dbl, f_dbl);
+  /* { dg-output "\n1 127 126 3 4 125 124 5: 5 252 250 8" } */
+  printf("res: %g %d %d %g\n", res_dbl.a, res_dbl.b, res_dbl.c, res_dbl.d);
+  /* { dg-output "\nres: 5 252 250 8" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_19byte.c b/libffi/testsuite/libffi.call/cls_19byte.c
new file mode 100644
index 0000000..3bef938
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_19byte.c
@@ -0,0 +1,109 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check structure passing with different structure size.
+		Depending on the ABI. Double alignment check on darwin.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<andreast@gcc.gnu.org> 20030915	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+typedef struct cls_struct_19byte {
+  double a;
+  unsigned char b;
+  unsigned char c;
+  double d;
+  unsigned char e;
+} cls_struct_19byte;
+
+cls_struct_19byte cls_struct_19byte_fn(struct cls_struct_19byte a1,
+			    struct cls_struct_19byte a2)
+{
+  struct cls_struct_19byte result;
+
+  result.a = a1.a + a2.a;
+  result.b = a1.b + a2.b;
+  result.c = a1.c + a2.c;
+  result.d = a1.d + a2.d;
+  result.e = a1.e + a2.e;
+
+
+  printf("%g %d %d %g %d %g %d %d %g %d: %g %d %d %g %d\n",
+	 a1.a, a1.b, a1.c, a1.d, a1.e,
+	 a2.a, a2.b, a2.c, a2.d, a2.e,
+	 result.a, result.b, result.c, result.d, result.e);
+  return result;
+}
+
+static void
+cls_struct_19byte_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+  struct cls_struct_19byte a1, a2;
+
+  a1 = *(struct cls_struct_19byte*)(args[0]);
+  a2 = *(struct cls_struct_19byte*)(args[1]);
+
+  *(cls_struct_19byte*)resp = cls_struct_19byte_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[6];
+  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_19byte g_dbl = { 1.0, 127, 126, 3.0, 120 };
+  struct cls_struct_19byte f_dbl = { 4.0, 125, 124, 5.0, 119 };
+  struct cls_struct_19byte res_dbl;
+
+  cls_struct_fields[0] = &ffi_type_double;
+  cls_struct_fields[1] = &ffi_type_uchar;
+  cls_struct_fields[2] = &ffi_type_uchar;
+  cls_struct_fields[3] = &ffi_type_double;
+  cls_struct_fields[4] = &ffi_type_uchar;
+  cls_struct_fields[5] = 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_19byte_fn), &res_dbl, args_dbl);
+  /* { dg-output "1 127 126 3 120 4 125 124 5 119: 5 252 250 8 239" } */
+  printf("res: %g %d %d %g %d\n", res_dbl.a, res_dbl.b, res_dbl.c,
+	 res_dbl.d, res_dbl.e);
+  /* { dg-output "\nres: 5 252 250 8 239" } */
+
+  CHECK(ffi_prep_closure(pcl, &cif, cls_struct_19byte_gn, NULL) == FFI_OK);
+
+  res_dbl = ((cls_struct_19byte(*)(cls_struct_19byte, cls_struct_19byte))(pcl))(g_dbl, f_dbl);
+  /* { dg-output "\n1 127 126 3 120 4 125 124 5 119: 5 252 250 8 239" } */
+  printf("res: %g %d %d %g %d\n", res_dbl.a, res_dbl.b, res_dbl.c,
+	 res_dbl.d, res_dbl.e);
+  /* { dg-output "\nres: 5 252 250 8 239" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_1_1byte.c b/libffi/testsuite/libffi.call/cls_1_1byte.c
new file mode 100644
index 0000000..cdf4963
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_1_1byte.c
@@ -0,0 +1,94 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check structure passing with different structure size.
+		Especially with small structures which may fit in one
+		register. Depending on the ABI.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<andreast@gcc.gnu.org> 20030902	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+typedef struct cls_struct_1_1byte {
+  unsigned char a;
+} cls_struct_1_1byte;
+
+cls_struct_1_1byte cls_struct_1_1byte_fn(struct cls_struct_1_1byte a1,
+			    struct cls_struct_1_1byte a2)
+{
+  struct cls_struct_1_1byte result;
+
+  result.a = a1.a + a2.a;
+
+  printf("%d %d: %d\n", a1.a, a2.a, result.a);
+
+  return  result;
+}
+
+static void
+cls_struct_1_1byte_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+
+  struct cls_struct_1_1byte a1, a2;
+
+  a1 = *(struct cls_struct_1_1byte*)(args[0]);
+  a2 = *(struct cls_struct_1_1byte*)(args[1]);
+
+  *(cls_struct_1_1byte*)resp = cls_struct_1_1byte_fn(a1, a2);
+}
+
+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[2];
+  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 cls_struct_1_1byte g_dbl = { 12 };
+  struct cls_struct_1_1byte f_dbl = { 178 };
+  struct cls_struct_1_1byte res_dbl;
+
+  cls_struct_fields[0] = &ffi_type_uchar;
+  cls_struct_fields[1] = 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_1_1byte_fn), &res_dbl, args_dbl);
+  /* { dg-output "12 178: 190" } */
+  printf("res: %d\n", res_dbl.a);
+  /* { dg-output "\nres: 190" } */
+
+  CHECK(ffi_prep_closure(pcl, &cif, cls_struct_1_1byte_gn, NULL) == FFI_OK);
+
+  res_dbl = ((cls_struct_1_1byte(*)(cls_struct_1_1byte, cls_struct_1_1byte))(pcl))(g_dbl, f_dbl);
+  /* { dg-output "\n12 178: 190" } */
+  printf("res: %d\n", res_dbl.a);
+  /* { dg-output "\nres: 190" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_20byte.c b/libffi/testsuite/libffi.call/cls_20byte.c
new file mode 100644
index 0000000..b02b84d
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_20byte.c
@@ -0,0 +1,98 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check structure passing with different structure size.
+		Depending on the ABI. Check overlapping.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<andreast@gcc.gnu.org> 20030828	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+typedef struct cls_struct_20byte {
+  double a;
+  double b;
+  int c;
+} cls_struct_20byte;
+
+cls_struct_20byte cls_struct_20byte_fn(struct cls_struct_20byte a1,
+			    struct cls_struct_20byte a2)
+{
+  struct cls_struct_20byte result;
+
+  result.a = a1.a + a2.a;
+  result.b = a1.b + a2.b;
+  result.c = a1.c + a2.c;
+
+  printf("%g %g %d %g %g %d: %g %g %d\n", a1.a, a1.b, a1.c, a2.a, a2.b, a2.c,
+	 result.a, result.b, result.c);
+  return result;
+}
+
+static void
+cls_struct_20byte_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+  struct cls_struct_20byte a1, a2;
+
+  a1 = *(struct cls_struct_20byte*)(args[0]);
+  a2 = *(struct cls_struct_20byte*)(args[1]);
+
+  *(cls_struct_20byte*)resp = cls_struct_20byte_fn(a1, a2);
+}
+
+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[4];
+  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 cls_struct_20byte g_dbl = { 1.0, 2.0, 3 };
+  struct cls_struct_20byte f_dbl = { 4.0, 5.0, 7 };
+  struct cls_struct_20byte res_dbl;
+
+  cls_struct_fields[0] = &ffi_type_double;
+  cls_struct_fields[1] = &ffi_type_double;
+  cls_struct_fields[2] = &ffi_type_uint32;
+  cls_struct_fields[3] = 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_20byte_fn), &res_dbl, args_dbl);
+  /* { dg-output "1 2 3 4 5 7: 5 7 10" } */
+  printf("res: %g %g %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 5 7 10" } */
+
+  CHECK(ffi_prep_closure(pcl, &cif, cls_struct_20byte_gn, NULL) == FFI_OK);
+
+  res_dbl = ((cls_struct_20byte(*)(cls_struct_20byte, cls_struct_20byte))(pcl))(g_dbl, f_dbl);
+  /* { dg-output "\n1 2 3 4 5 7: 5 7 10" } */
+  printf("res: %g %g %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 5 7 10" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_20byte1.c b/libffi/testsuite/libffi.call/cls_20byte1.c
new file mode 100644
index 0000000..41866fe
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_20byte1.c
@@ -0,0 +1,98 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check structure passing with different structure size.
+		Depending on the ABI. Check overlapping.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<andreast@gcc.gnu.org> 20030828	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+typedef struct cls_struct_20byte {
+  int a;
+  double b;
+  double c;
+} cls_struct_20byte;
+
+cls_struct_20byte cls_struct_20byte_fn(struct cls_struct_20byte a1,
+			    struct cls_struct_20byte a2)
+{
+  struct cls_struct_20byte result;
+
+  result.a = a1.a + a2.a;
+  result.b = a1.b + a2.b;
+  result.c = a1.c + a2.c;
+
+  printf("%d %g %g %d %g %g: %d %g %g\n", a1.a, a1.b, a1.c, a2.a, a2.b, a2.c,
+	 result.a, result.b, result.c);
+  return result;
+}
+
+static void
+cls_struct_20byte_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+  struct cls_struct_20byte a1, a2;
+
+  a1 = *(struct cls_struct_20byte*)(args[0]);
+  a2 = *(struct cls_struct_20byte*)(args[1]);
+
+  *(cls_struct_20byte*)resp = cls_struct_20byte_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[4];
+  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_20byte g_dbl = { 1, 2.0, 3.0 };
+  struct cls_struct_20byte f_dbl = { 4, 5.0, 7.0 };
+  struct cls_struct_20byte res_dbl;
+
+  cls_struct_fields[0] = &ffi_type_uint32;
+  cls_struct_fields[1] = &ffi_type_double;
+  cls_struct_fields[2] = &ffi_type_double;
+  cls_struct_fields[3] = 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_20byte_fn), &res_dbl, args_dbl);
+  /* { dg-output "1 2 3 4 5 7: 5 7 10" } */
+  printf("res: %d %g %g\n", res_dbl.a, res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 5 7 10" } */
+
+  CHECK(ffi_prep_closure(pcl, &cif, cls_struct_20byte_gn, NULL) == FFI_OK);
+
+  res_dbl = ((cls_struct_20byte(*)(cls_struct_20byte, cls_struct_20byte))(pcl))(g_dbl, f_dbl);
+  /* { dg-output "\n1 2 3 4 5 7: 5 7 10" } */
+  printf("res: %d %g %g\n", res_dbl.a, res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 5 7 10" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_24byte.c b/libffi/testsuite/libffi.call/cls_24byte.c
new file mode 100644
index 0000000..ff0f841
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_24byte.c
@@ -0,0 +1,120 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check structure passing with different structure size.
+		Depending on the ABI. Check overlapping.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<andreast@gcc.gnu.org> 20030828	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+typedef struct cls_struct_24byte {
+  double a;
+  double b;
+  int c;
+  float d;
+} cls_struct_24byte;
+
+cls_struct_24byte cls_struct_24byte_fn(struct cls_struct_24byte b0,
+			    struct cls_struct_24byte b1,
+			    struct cls_struct_24byte b2,
+			    struct cls_struct_24byte b3)
+{
+  struct cls_struct_24byte 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;
+
+  printf("%g %g %d %g %g %g %d %g %g %g %d %g %g %g %d %g: %g %g %d %g\n",
+	 b0.a, b0.b, b0.c, b0.d,
+	 b1.a, b1.b, b1.c, b1.d,
+	 b2.a, b2.b, b2.c, b2.d,
+	 b3.a, b3.b, b3.c, b2.d,
+	 result.a, result.b, result.c, result.d);
+
+  return result;
+}
+
+static void
+cls_struct_24byte_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+  struct cls_struct_24byte b0, b1, b2, b3;
+
+  b0 = *(struct cls_struct_24byte*)(args[0]);
+  b1 = *(struct cls_struct_24byte*)(args[1]);
+  b2 = *(struct cls_struct_24byte*)(args[2]);
+  b3 = *(struct cls_struct_24byte*)(args[3]);
+
+  *(cls_struct_24byte*)resp = cls_struct_24byte_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[5];
+  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 cls_struct_24byte e_dbl = { 9.0, 2.0, 6, 5.0 };
+  struct cls_struct_24byte f_dbl = { 1.0, 2.0, 3, 7.0 };
+  struct cls_struct_24byte g_dbl = { 4.0, 5.0, 7, 9.0 };
+  struct cls_struct_24byte h_dbl = { 8.0, 6.0, 1, 4.0 };
+  struct cls_struct_24byte res_dbl;
+
+  cls_struct_fields[0] = &ffi_type_double;
+  cls_struct_fields[1] = &ffi_type_double;
+  cls_struct_fields[2] = &ffi_type_uint32;
+  cls_struct_fields[3] = &ffi_type_float;
+  cls_struct_fields[4] = 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_24byte_fn), &res_dbl, args_dbl);
+  /* { dg-output "9 2 6 5 1 2 3 7 4 5 7 9 8 6 1 9: 22 15 17 25" } */
+  printf("res: %g %g %d %g\n", res_dbl.a, res_dbl.b, res_dbl.c, res_dbl.d);
+  /* { dg-output "\nres: 22 15 17 25" } */
+
+  CHECK(ffi_prep_closure(pcl, &cif, cls_struct_24byte_gn, NULL) == FFI_OK);
+
+  res_dbl = ((cls_struct_24byte(*)(cls_struct_24byte,
+				   cls_struct_24byte,
+				   cls_struct_24byte,
+				   cls_struct_24byte))
+	     (pcl))(e_dbl, f_dbl, g_dbl, h_dbl);
+  /* { dg-output "\n9 2 6 5 1 2 3 7 4 5 7 9 8 6 1 9: 22 15 17 25" } */
+  printf("res: %g %g %d %g\n", res_dbl.a, res_dbl.b, res_dbl.c, res_dbl.d);
+  /* { dg-output "\nres: 22 15 17 25" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_2byte.c b/libffi/testsuite/libffi.call/cls_2byte.c
new file mode 100644
index 0000000..2e38177
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_2byte.c
@@ -0,0 +1,97 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check structure passing with different structure size.
+		Especially with small structures which may fit in one
+		register. Depending on the ABI.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<andreast@gcc.gnu.org> 20030828	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+typedef struct cls_struct_2byte {
+  unsigned char a;
+  unsigned char b;
+} cls_struct_2byte;
+
+cls_struct_2byte cls_struct_2byte_fn(struct cls_struct_2byte a1,
+			    struct cls_struct_2byte a2)
+{
+  struct cls_struct_2byte result;
+
+  result.a = a1.a + a2.a;
+  result.b = a1.b + a2.b;
+
+  printf("%d %d %d %d: %d %d\n", a1.a, a1.b, a2.a, a2.b, result.a, result.b);
+
+  return  result;
+}
+
+static void
+cls_struct_2byte_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+
+  struct cls_struct_2byte a1, a2;
+
+  a1 = *(struct cls_struct_2byte*)(args[0]);
+  a2 = *(struct cls_struct_2byte*)(args[1]);
+
+  *(cls_struct_2byte*)resp = cls_struct_2byte_fn(a1, a2);
+}
+
+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[4];
+  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 cls_struct_2byte g_dbl = { 12, 127 };
+  struct cls_struct_2byte f_dbl = { 1, 13 };
+  struct cls_struct_2byte res_dbl;
+
+  cls_struct_fields[0] = &ffi_type_uchar;
+  cls_struct_fields[1] = &ffi_type_uchar;
+  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] = &g_dbl;
+  args_dbl[1] = &f_dbl;
+  args_dbl[2] = NULL;
+
+  ffi_call(&cif, FFI_FN(cls_struct_2byte_fn), &res_dbl, args_dbl);
+  /* { dg-output "12 127 1 13: 13 140" } */
+  printf("res: %d %d\n", res_dbl.a, res_dbl.b);
+  /* { dg-output "\nres: 13 140" } */
+
+  CHECK(ffi_prep_closure(pcl, &cif, cls_struct_2byte_gn, NULL) == FFI_OK);
+
+  res_dbl = ((cls_struct_2byte(*)(cls_struct_2byte, cls_struct_2byte))(pcl))(g_dbl, f_dbl);
+  /* { dg-output "\n12 127 1 13: 13 140" } */
+  printf("res: %d %d\n", res_dbl.a, res_dbl.b);
+  /* { dg-output "\nres: 13 140" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_3_1byte.c b/libffi/testsuite/libffi.call/cls_3_1byte.c
new file mode 100644
index 0000000..8e3044f
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_3_1byte.c
@@ -0,0 +1,102 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check structure passing with different structure size.
+		Especially with small structures which may fit in one
+		register. Depending on the ABI.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<andreast@gcc.gnu.org> 20030902	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+typedef struct cls_struct_3_1byte {
+  unsigned char a;
+  unsigned char b;
+  unsigned char c;
+} cls_struct_3_1byte;
+
+cls_struct_3_1byte cls_struct_3_1byte_fn(struct cls_struct_3_1byte a1,
+			    struct cls_struct_3_1byte a2)
+{
+  struct cls_struct_3_1byte result;
+
+  result.a = a1.a + a2.a;
+  result.b = a1.b + a2.b;
+  result.c = a1.c + a2.c;
+
+  printf("%d %d %d %d %d %d: %d %d %d\n", a1.a, a1.b, a1.c,
+	 a2.a, a2.b, a2.c,
+	 result.a, result.b, result.c);
+
+  return  result;
+}
+
+static void
+cls_struct_3_1byte_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+
+  struct cls_struct_3_1byte a1, a2;
+
+  a1 = *(struct cls_struct_3_1byte*)(args[0]);
+  a2 = *(struct cls_struct_3_1byte*)(args[1]);
+
+  *(cls_struct_3_1byte*)resp = cls_struct_3_1byte_fn(a1, a2);
+}
+
+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[4];
+  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 cls_struct_3_1byte g_dbl = { 12, 13, 14 };
+  struct cls_struct_3_1byte f_dbl = { 178, 179, 180 };
+  struct cls_struct_3_1byte res_dbl;
+
+  cls_struct_fields[0] = &ffi_type_uchar;
+  cls_struct_fields[1] = &ffi_type_uchar;
+  cls_struct_fields[2] = &ffi_type_uchar;
+  cls_struct_fields[3] = 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_3_1byte_fn), &res_dbl, args_dbl);
+  /* { dg-output "12 13 14 178 179 180: 190 192 194" } */
+  printf("res: %d %d %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 190 192 194" } */
+
+  CHECK(ffi_prep_closure(pcl, &cif, cls_struct_3_1byte_gn, NULL) == FFI_OK);
+
+  res_dbl = ((cls_struct_3_1byte(*)(cls_struct_3_1byte, cls_struct_3_1byte))(pcl))(g_dbl, f_dbl);
+  /* { dg-output "\n12 13 14 178 179 180: 190 192 194" } */
+  printf("res: %d %d %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 190 192 194" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_3byte1.c b/libffi/testsuite/libffi.call/cls_3byte1.c
new file mode 100644
index 0000000..294067f
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_3byte1.c
@@ -0,0 +1,97 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check structure passing with different structure size.
+		Especially with small structures which may fit in one
+		register. Depending on the ABI. Check overlapping.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<andreast@gcc.gnu.org> 20030828	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+typedef struct cls_struct_3byte {
+  unsigned short a;
+  unsigned char b;
+} cls_struct_3byte;
+
+cls_struct_3byte cls_struct_3byte_fn(struct cls_struct_3byte a1,
+			    struct cls_struct_3byte a2)
+{
+  struct cls_struct_3byte result;
+
+  result.a = a1.a + a2.a;
+  result.b = a1.b + a2.b;
+
+  printf("%d %d %d %d: %d %d\n", a1.a, a1.b, a2.a, a2.b, result.a, result.b);
+
+  return  result;
+}
+
+static void
+cls_struct_3byte_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+
+  struct cls_struct_3byte a1, a2;
+
+  a1 = *(struct cls_struct_3byte*)(args[0]);
+  a2 = *(struct cls_struct_3byte*)(args[1]);
+
+  *(cls_struct_3byte*)resp = cls_struct_3byte_fn(a1, a2);
+}
+
+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[4];
+  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 cls_struct_3byte g_dbl = { 12, 119 };
+  struct cls_struct_3byte f_dbl = { 1, 15 };
+  struct cls_struct_3byte res_dbl;
+
+  cls_struct_fields[0] = &ffi_type_ushort;
+  cls_struct_fields[1] = &ffi_type_uchar;
+  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] = &g_dbl;
+  args_dbl[1] = &f_dbl;
+  args_dbl[2] = NULL;
+
+  ffi_call(&cif, FFI_FN(cls_struct_3byte_fn), &res_dbl, args_dbl);
+  /* { dg-output "12 119 1 15: 13 134" } */
+  printf("res: %d %d\n", res_dbl.a, res_dbl.b);
+  /* { dg-output "\nres: 13 134" } */
+
+  CHECK(ffi_prep_closure(pcl, &cif, cls_struct_3byte_gn, NULL) == FFI_OK);
+
+  res_dbl = ((cls_struct_3byte(*)(cls_struct_3byte, cls_struct_3byte))(pcl))(g_dbl, f_dbl);
+  /* { dg-output "\n12 119 1 15: 13 134" } */
+  printf("res: %d %d\n", res_dbl.a, res_dbl.b);
+  /* { dg-output "\nres: 13 134" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_3byte2.c b/libffi/testsuite/libffi.call/cls_3byte2.c
new file mode 100644
index 0000000..c429958
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_3byte2.c
@@ -0,0 +1,97 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check structure passing with different structure size.
+		Especially with small structures which may fit in one
+		register. Depending on the ABI. Check overlapping.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<andreast@gcc.gnu.org> 20030828	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+typedef struct cls_struct_3byte_1 {
+  unsigned char a;
+  unsigned short b;
+} cls_struct_3byte_1;
+
+cls_struct_3byte_1 cls_struct_3byte_fn1(struct cls_struct_3byte_1 a1,
+			    struct cls_struct_3byte_1 a2)
+{
+  struct cls_struct_3byte_1 result;
+
+  result.a = a1.a + a2.a;
+  result.b = a1.b + a2.b;
+
+  printf("%d %d %d %d: %d %d\n", a1.a, a1.b, a2.a, a2.b, result.a, result.b);
+
+  return  result;
+}
+
+static void
+cls_struct_3byte_gn1(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+
+  struct cls_struct_3byte_1 a1, a2;
+
+  a1 = *(struct cls_struct_3byte_1*)(args[0]);
+  a2 = *(struct cls_struct_3byte_1*)(args[1]);
+
+  *(cls_struct_3byte_1*)resp = cls_struct_3byte_fn1(a1, a2);
+}
+
+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[4];
+  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 cls_struct_3byte_1 g_dbl = { 15, 125 };
+  struct cls_struct_3byte_1 f_dbl = { 9, 19 };
+  struct cls_struct_3byte_1 res_dbl;
+
+  cls_struct_fields[0] = &ffi_type_uchar;
+  cls_struct_fields[1] = &ffi_type_ushort;
+  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] = &g_dbl;
+  args_dbl[1] = &f_dbl;
+  args_dbl[2] = NULL;
+
+  ffi_call(&cif, FFI_FN(cls_struct_3byte_fn1), &res_dbl, args_dbl);
+  /* { dg-output "15 125 9 19: 24 144" } */
+  printf("res: %d %d\n", res_dbl.a, res_dbl.b);
+  /* { dg-output "\nres: 24 144" } */
+
+  CHECK(ffi_prep_closure(pcl, &cif, cls_struct_3byte_gn1, NULL) == FFI_OK);
+
+  res_dbl = ((cls_struct_3byte_1(*)(cls_struct_3byte_1, cls_struct_3byte_1))(pcl))(g_dbl, f_dbl);
+  /* { dg-output "\n15 125 9 19: 24 144" } */
+  printf("res: %d %d\n", res_dbl.a, res_dbl.b);
+  /* { dg-output "\nres: 24 144" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_4_1byte.c b/libffi/testsuite/libffi.call/cls_4_1byte.c
new file mode 100644
index 0000000..008e24a
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_4_1byte.c
@@ -0,0 +1,105 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check structure passing with different structure size.
+		Especially with small structures which may fit in one
+		register. Depending on the ABI.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<andreast@gcc.gnu.org> 20030902	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+typedef struct cls_struct_4_1byte {
+  unsigned char a;
+  unsigned char b;
+  unsigned char c;
+  unsigned char d;
+} cls_struct_4_1byte;
+
+cls_struct_4_1byte cls_struct_4_1byte_fn(struct cls_struct_4_1byte a1,
+			    struct cls_struct_4_1byte a2)
+{
+  struct cls_struct_4_1byte result;
+
+  result.a = a1.a + a2.a;
+  result.b = a1.b + a2.b;
+  result.c = a1.c + a2.c;
+  result.d = a1.d + a2.d;
+
+  printf("%d %d %d %d %d %d %d %d: %d %d %d %d\n", a1.a, a1.b, a1.c, a1.d,
+	 a2.a, a2.b, a2.c, a2.d,
+	 result.a, result.b, result.c, result.d);
+
+  return  result;
+}
+
+static void
+cls_struct_4_1byte_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+
+  struct cls_struct_4_1byte a1, a2;
+
+  a1 = *(struct cls_struct_4_1byte*)(args[0]);
+  a2 = *(struct cls_struct_4_1byte*)(args[1]);
+
+  *(cls_struct_4_1byte*)resp = cls_struct_4_1byte_fn(a1, a2);
+}
+
+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[5];
+  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 cls_struct_4_1byte g_dbl = { 12, 13, 14, 15 };
+  struct cls_struct_4_1byte f_dbl = { 178, 179, 180, 181 };
+  struct cls_struct_4_1byte res_dbl;
+
+  cls_struct_fields[0] = &ffi_type_uchar;
+  cls_struct_fields[1] = &ffi_type_uchar;
+  cls_struct_fields[2] = &ffi_type_uchar;
+  cls_struct_fields[3] = &ffi_type_uchar;
+  cls_struct_fields[4] = 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_4_1byte_fn), &res_dbl, args_dbl);
+  /* { dg-output "12 13 14 15 178 179 180 181: 190 192 194 196" } */
+  printf("res: %d %d %d %d\n", res_dbl.a, res_dbl.b, res_dbl.c, res_dbl.d);
+  /* { dg-output "\nres: 190 192 194 196" } */
+
+  CHECK(ffi_prep_closure(pcl, &cif, cls_struct_4_1byte_gn, NULL) == FFI_OK);
+
+  res_dbl = ((cls_struct_4_1byte(*)(cls_struct_4_1byte, cls_struct_4_1byte))(pcl))(g_dbl, f_dbl);
+  /* { dg-output "\n12 13 14 15 178 179 180 181: 190 192 194 196" } */
+  printf("res: %d %d %d %d\n", res_dbl.a, res_dbl.b, res_dbl.c, res_dbl.d);
+  /* { dg-output "\nres: 190 192 194 196" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_4byte.c b/libffi/testsuite/libffi.call/cls_4byte.c
new file mode 100644
index 0000000..ecb2ce9
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_4byte.c
@@ -0,0 +1,97 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check structure passing with different structure size.
+		Depending on the ABI. Check overlapping.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<andreast@gcc.gnu.org> 20030828	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+
+#include "ffitest.h"
+
+typedef struct cls_struct_4byte {
+  unsigned short a;
+  unsigned short b;
+} cls_struct_4byte;
+
+cls_struct_4byte cls_struct_4byte_fn(struct cls_struct_4byte a1,
+			    struct cls_struct_4byte a2)
+{
+  struct cls_struct_4byte result;
+
+  result.a = a1.a + a2.a;
+  result.b = a1.b + a2.b;
+
+  printf("%d %d %d %d: %d %d\n", a1.a, a1.b, a2.a, a2.b, result.a, result.b);
+
+  return  result;
+}
+
+static void
+cls_struct_4byte_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+
+  struct cls_struct_4byte a1, a2;
+
+  a1 = *(struct cls_struct_4byte*)(args[0]);
+  a2 = *(struct cls_struct_4byte*)(args[1]);
+
+  *(cls_struct_4byte*)resp = cls_struct_4byte_fn(a1, a2);
+}
+
+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[4];
+  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 cls_struct_4byte g_dbl = { 127, 120 };
+  struct cls_struct_4byte f_dbl = { 12, 128 };
+  struct cls_struct_4byte res_dbl;
+
+  cls_struct_fields[0] = &ffi_type_ushort;
+  cls_struct_fields[1] = &ffi_type_ushort;
+  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] = &g_dbl;
+  args_dbl[1] = &f_dbl;
+  args_dbl[2] = NULL;
+
+  ffi_call(&cif, FFI_FN(cls_struct_4byte_fn), &res_dbl, args_dbl);
+  /* { dg-output "127 120 12 128: 139 248" } */
+  printf("res: %d %d\n", res_dbl.a, res_dbl.b);
+  /* { dg-output "\nres: 139 248" } */
+
+  CHECK(ffi_prep_closure(pcl, &cif, cls_struct_4byte_gn, NULL) == FFI_OK);
+
+  res_dbl = ((cls_struct_4byte(*)(cls_struct_4byte, cls_struct_4byte))(pcl))(g_dbl, f_dbl);
+  /* { dg-output "\n127 120 12 128: 139 248" } */
+  printf("res: %d %d\n", res_dbl.a, res_dbl.b);
+  /* { dg-output "\nres: 139 248" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_5byte.c b/libffi/testsuite/libffi.call/cls_5byte.c
new file mode 100644
index 0000000..6274a19
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_5byte.c
@@ -0,0 +1,101 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check structure passing with different structure size.
+		Depending on the ABI. Check overlapping.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<andreast@gcc.gnu.org> 20030828	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+typedef struct cls_struct_5byte {
+  unsigned short a;
+  unsigned short b;
+  unsigned char c;
+} cls_struct_5byte;
+
+cls_struct_5byte cls_struct_5byte_fn(struct cls_struct_5byte a1,
+			    struct cls_struct_5byte a2)
+{
+  struct cls_struct_5byte result;
+
+  result.a = a1.a + a2.a;
+  result.b = a1.b + a2.b;
+  result.c = a1.c + a2.c;
+
+  printf("%d %d %d %d %d %d: %d %d %d\n", a1.a, a1.b, a1.c,
+	 a2.a, a2.b, a2.c,
+	 result.a, result.b, result.c);
+
+  return  result;
+}
+
+static void
+cls_struct_5byte_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+
+  struct cls_struct_5byte a1, a2;
+
+  a1 = *(struct cls_struct_5byte*)(args[0]);
+  a2 = *(struct cls_struct_5byte*)(args[1]);
+
+  *(cls_struct_5byte*)resp = cls_struct_5byte_fn(a1, a2);
+}
+
+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[4];
+  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 cls_struct_5byte g_dbl = { 127, 120, 1 };
+  struct cls_struct_5byte f_dbl = { 12, 128, 9 };
+  struct cls_struct_5byte res_dbl;
+
+  cls_struct_fields[0] = &ffi_type_ushort;
+  cls_struct_fields[1] = &ffi_type_ushort;
+  cls_struct_fields[2] = &ffi_type_uchar;
+  cls_struct_fields[3] = 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_5byte_fn), &res_dbl, args_dbl);
+  /* { dg-output "127 120 1 12 128 9: 139 248 10" } */
+  printf("res: %d %d %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 139 248 10" } */
+
+  CHECK(ffi_prep_closure(pcl, &cif, cls_struct_5byte_gn, NULL) == FFI_OK);
+
+  res_dbl = ((cls_struct_5byte(*)(cls_struct_5byte, cls_struct_5byte))(pcl))(g_dbl, f_dbl);
+  /* { dg-output "\n127 120 1 12 128 9: 139 248 10" } */
+  printf("res: %d %d %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 139 248 10" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_64byte.c b/libffi/testsuite/libffi.call/cls_64byte.c
new file mode 100644
index 0000000..cc1b771
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_64byte.c
@@ -0,0 +1,131 @@
+/* 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 { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#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, void* resp, void** args, void* userdata)
+{
+  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;
+#ifndef USING_MMAP
+  static ffi_closure cl;
+#endif
+  ffi_closure *pcl;
+  void* args_dbl[5];
+  ffi_type* cls_struct_fields[9];
+  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 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_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(pcl, &cif, cls_struct_64byte_gn, NULL) == FFI_OK);
+
+  res_dbl = ((cls_struct_64byte(*)(cls_struct_64byte,
+				   cls_struct_64byte,
+				   cls_struct_64byte,
+				   cls_struct_64byte))
+	     (pcl))(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);
+}
diff --git a/libffi/testsuite/libffi.call/cls_6byte.c b/libffi/testsuite/libffi.call/cls_6byte.c
new file mode 100644
index 0000000..0c1ab28
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_6byte.c
@@ -0,0 +1,105 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check structure passing with different structure size.
+		Depending on the ABI. Check overlapping.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<andreast@gcc.gnu.org> 20030828	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+typedef struct cls_struct_6byte {
+  unsigned short a;
+  unsigned short b;
+  unsigned char c;
+  unsigned char d;
+} cls_struct_6byte;
+
+cls_struct_6byte cls_struct_6byte_fn(struct cls_struct_6byte a1,
+			    struct cls_struct_6byte a2)
+{
+  struct cls_struct_6byte result;
+
+  result.a = a1.a + a2.a;
+  result.b = a1.b + a2.b;
+  result.c = a1.c + a2.c;
+  result.d = a1.d + a2.d;
+
+  printf("%d %d %d %d %d %d %d %d: %d %d %d %d\n", a1.a, a1.b, a1.c, a1.d,
+	 a2.a, a2.b, a2.c, a2.d,
+	 result.a, result.b, result.c, result.d);
+
+  return  result;
+}
+
+static void
+cls_struct_6byte_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+
+  struct cls_struct_6byte a1, a2;
+
+  a1 = *(struct cls_struct_6byte*)(args[0]);
+  a2 = *(struct cls_struct_6byte*)(args[1]);
+
+  *(cls_struct_6byte*)resp = cls_struct_6byte_fn(a1, a2);
+}
+
+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[5];
+  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 cls_struct_6byte g_dbl = { 127, 120, 1, 128 };
+  struct cls_struct_6byte f_dbl = { 12, 128, 9, 127 };
+  struct cls_struct_6byte res_dbl;
+
+  cls_struct_fields[0] = &ffi_type_ushort;
+  cls_struct_fields[1] = &ffi_type_ushort;
+  cls_struct_fields[2] = &ffi_type_uchar;
+  cls_struct_fields[3] = &ffi_type_uchar;
+  cls_struct_fields[4] = 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_6byte_fn), &res_dbl, args_dbl);
+  /* { dg-output "127 120 1 128 12 128 9 127: 139 248 10 255" } */
+  printf("res: %d %d %d %d\n", res_dbl.a, res_dbl.b, res_dbl.c, res_dbl.d);
+  /* { dg-output "\nres: 139 248 10 255" } */
+
+  CHECK(ffi_prep_closure(pcl, &cif, cls_struct_6byte_gn, NULL) == FFI_OK);
+
+  res_dbl = ((cls_struct_6byte(*)(cls_struct_6byte, cls_struct_6byte))(pcl))(g_dbl, f_dbl);
+  /* { dg-output "\n127 120 1 128 12 128 9 127: 139 248 10 255" } */
+  printf("res: %d %d %d %d\n", res_dbl.a, res_dbl.b, res_dbl.c, res_dbl.d);
+  /* { dg-output "\nres: 139 248 10 255" } */
+
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_7byte.c b/libffi/testsuite/libffi.call/cls_7byte.c
new file mode 100644
index 0000000..a7998dd
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_7byte.c
@@ -0,0 +1,104 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check structure passing with different structure size.
+		Depending on the ABI. Check overlapping.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<andreast@gcc.gnu.org> 20030828	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+typedef struct cls_struct_7byte {
+  unsigned short a;
+  unsigned short b;
+  unsigned char c;
+  unsigned short d;
+} cls_struct_7byte;
+
+cls_struct_7byte cls_struct_7byte_fn(struct cls_struct_7byte a1,
+			    struct cls_struct_7byte a2)
+{
+  struct cls_struct_7byte result;
+
+  result.a = a1.a + a2.a;
+  result.b = a1.b + a2.b;
+  result.c = a1.c + a2.c;
+  result.d = a1.d + a2.d;
+
+  printf("%d %d %d %d %d %d %d %d: %d %d %d %d\n", a1.a, a1.b, a1.c, a1.d,
+	 a2.a, a2.b, a2.c, a2.d,
+	 result.a, result.b, result.c, result.d);
+
+  return  result;
+}
+
+static void
+cls_struct_7byte_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+
+  struct cls_struct_7byte a1, a2;
+
+  a1 = *(struct cls_struct_7byte*)(args[0]);
+  a2 = *(struct cls_struct_7byte*)(args[1]);
+
+  *(cls_struct_7byte*)resp = cls_struct_7byte_fn(a1, a2);
+}
+
+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[5];
+  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 cls_struct_7byte g_dbl = { 127, 120, 1, 254 };
+  struct cls_struct_7byte f_dbl = { 12, 128, 9, 255 };
+  struct cls_struct_7byte res_dbl;
+
+  cls_struct_fields[0] = &ffi_type_ushort;
+  cls_struct_fields[1] = &ffi_type_ushort;
+  cls_struct_fields[2] = &ffi_type_uchar;
+  cls_struct_fields[3] = &ffi_type_ushort;
+  cls_struct_fields[4] = 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_7byte_fn), &res_dbl, args_dbl);
+  /* { dg-output "127 120 1 254 12 128 9 255: 139 248 10 509" } */
+  printf("res: %d %d %d %d\n", res_dbl.a, res_dbl.b, res_dbl.c, res_dbl.d);
+  /* { dg-output "\nres: 139 248 10 509" } */
+
+  CHECK(ffi_prep_closure(pcl, &cif, cls_struct_7byte_gn, NULL) == FFI_OK);
+
+  res_dbl = ((cls_struct_7byte(*)(cls_struct_7byte, cls_struct_7byte))(pcl))(g_dbl, f_dbl);
+  /* { dg-output "\n127 120 1 254 12 128 9 255: 139 248 10 509" } */
+  printf("res: %d %d %d %d\n", res_dbl.a, res_dbl.b, res_dbl.c, res_dbl.d);
+  /* { dg-output "\nres: 139 248 10 509" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_8byte.c b/libffi/testsuite/libffi.call/cls_8byte.c
new file mode 100644
index 0000000..efa1afc
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_8byte.c
@@ -0,0 +1,95 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check structure passing with different structure size.
+		Depending on the ABI. Check overlapping.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<andreast@gcc.gnu.org> 20030828	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+typedef struct cls_struct_8byte {
+  int a;
+  float b;
+} cls_struct_8byte;
+
+cls_struct_8byte cls_struct_8byte_fn(struct cls_struct_8byte a1,
+			    struct cls_struct_8byte a2)
+{
+  struct cls_struct_8byte result;
+
+  result.a = a1.a + a2.a;
+  result.b = a1.b + a2.b;
+
+  printf("%d %g %d %g: %d %g\n", a1.a, a1.b, a2.a, a2.b, result.a, result.b);
+
+  return  result;
+}
+
+static void
+cls_struct_8byte_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+
+  struct cls_struct_8byte a1, a2;
+
+  a1 = *(struct cls_struct_8byte*)(args[0]);
+  a2 = *(struct cls_struct_8byte*)(args[1]);
+
+  *(cls_struct_8byte*)resp = cls_struct_8byte_fn(a1, a2);
+}
+
+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[4];
+  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 cls_struct_8byte g_dbl = { 1, 2.0 };
+  struct cls_struct_8byte f_dbl = { 4, 5.0 };
+  struct cls_struct_8byte res_dbl;
+
+  cls_struct_fields[0] = &ffi_type_uint32;
+  cls_struct_fields[1] = &ffi_type_float;
+  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] = &g_dbl;
+  args_dbl[1] = &f_dbl;
+  args_dbl[2] = NULL;
+
+  ffi_call(&cif, FFI_FN(cls_struct_8byte_fn), &res_dbl, args_dbl);
+  /* { dg-output "1 2 4 5: 5 7" } */
+  printf("res: %d %g\n", res_dbl.a, res_dbl.b);
+  /* { dg-output "\nres: 5 7" } */
+  CHECK(ffi_prep_closure(pcl, &cif, cls_struct_8byte_gn, NULL) == FFI_OK);
+
+  res_dbl = ((cls_struct_8byte(*)(cls_struct_8byte, cls_struct_8byte))(pcl))(g_dbl, f_dbl);
+  /* { dg-output "\n1 2 4 5: 5 7" } */
+  printf("res: %d %g\n", res_dbl.a, res_dbl.b);
+  /* { dg-output "\nres: 5 7" } */
+
+  exit(0);
+}
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);
+}
diff --git a/libffi/testsuite/libffi.call/cls_9byte2.c b/libffi/testsuite/libffi.call/cls_9byte2.c
new file mode 100644
index 0000000..976ed59
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_9byte2.c
@@ -0,0 +1,99 @@
+/* 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 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 {
+  double a;
+  int 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("%g %d %g %d: %g %d\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 = { 7.0, 8};
+  struct cls_struct_9byte j_dbl = { 1.0, 9};
+  struct cls_struct_9byte res_dbl;
+
+  cls_struct_fields[0] = &ffi_type_double;
+  cls_struct_fields[1] = &ffi_type_uint32;
+  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: %g %d\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: %g %d\n", res_dbl.a, res_dbl.b);
+  /* { dg-output "\nres: 8 17" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_align_double.c b/libffi/testsuite/libffi.call/cls_align_double.c
new file mode 100644
index 0000000..826b6a8
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_align_double.c
@@ -0,0 +1,98 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check structure alignment of double.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<hos@tamanegi.org> 20031203	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+typedef struct cls_struct_align {
+  unsigned char a;
+  double b;
+  unsigned char c;
+} cls_struct_align;
+
+cls_struct_align cls_struct_align_fn(struct cls_struct_align a1,
+			    struct cls_struct_align a2)
+{
+  struct cls_struct_align result;
+
+  result.a = a1.a + a2.a;
+  result.b = a1.b + a2.b;
+  result.c = a1.c + a2.c;
+
+  printf("%d %g %d %d %g %d: %d %g %d\n", a1.a, a1.b, a1.c, a2.a, a2.b, a2.c, result.a, result.b, result.c);
+
+  return  result;
+}
+
+static void
+cls_struct_align_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+
+  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[5];
+  ffi_type* cls_struct_fields[4];
+  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 cls_struct_align g_dbl = { 12, 4951, 127 };
+  struct cls_struct_align f_dbl = { 1, 9320, 13 };
+  struct cls_struct_align res_dbl;
+
+  cls_struct_fields[0] = &ffi_type_uchar;
+  cls_struct_fields[1] = &ffi_type_double;
+  cls_struct_fields[2] = &ffi_type_uchar;
+  cls_struct_fields[3] = 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 "12 4951 127 1 9320 13: 13 14271 140" } */
+  printf("res: %d %g %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 13 14271 140" } */
+
+  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 "\n12 4951 127 1 9320 13: 13 14271 140" } */
+  printf("res: %d %g %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 13 14271 140" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_align_float.c b/libffi/testsuite/libffi.call/cls_align_float.c
new file mode 100644
index 0000000..6deff30
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_align_float.c
@@ -0,0 +1,98 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check structure alignment of float.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<hos@tamanegi.org> 20031203	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+typedef struct cls_struct_align {
+  unsigned char a;
+  float b;
+  unsigned char c;
+} cls_struct_align;
+
+cls_struct_align cls_struct_align_fn(struct cls_struct_align a1,
+			    struct cls_struct_align a2)
+{
+  struct cls_struct_align result;
+
+  result.a = a1.a + a2.a;
+  result.b = a1.b + a2.b;
+  result.c = a1.c + a2.c;
+
+  printf("%d %g %d %d %g %d: %d %g %d\n", a1.a, (double)a1.b, a1.c, a2.a, (double)a2.b, a2.c, result.a, (double)result.b, result.c);
+
+  return  result;
+}
+
+static void
+cls_struct_align_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+
+  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[5];
+  ffi_type* cls_struct_fields[4];
+  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 cls_struct_align g_dbl = { 12, 4951, 127 };
+  struct cls_struct_align f_dbl = { 1, 9320, 13 };
+  struct cls_struct_align res_dbl;
+
+  cls_struct_fields[0] = &ffi_type_uchar;
+  cls_struct_fields[1] = &ffi_type_float;
+  cls_struct_fields[2] = &ffi_type_uchar;
+  cls_struct_fields[3] = 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 "12 4951 127 1 9320 13: 13 14271 140" } */
+  printf("res: %d %g %d\n", res_dbl.a, (double)res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 13 14271 140" } */
+
+  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 "\n12 4951 127 1 9320 13: 13 14271 140" } */
+  printf("res: %d %g %d\n", res_dbl.a, (double)res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 13 14271 140" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_align_longdouble.c b/libffi/testsuite/libffi.call/cls_align_longdouble.c
new file mode 100644
index 0000000..aacfcba
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_align_longdouble.c
@@ -0,0 +1,100 @@
+/* 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 {
+  unsigned char a;
+  long double b;
+  unsigned char c;
+} cls_struct_align;
+
+cls_struct_align cls_struct_align_fn(struct cls_struct_align a1,
+			    struct cls_struct_align a2)
+{
+  struct cls_struct_align result;
+
+  result.a = a1.a + a2.a;
+  result.b = a1.b + a2.b;
+  result.c = a1.c + a2.c;
+
+  printf("%d %g %d %d %g %d: %d %g %d\n", a1.a, (double)a1.b, a1.c, a2.a, (double)a2.b, a2.c, result.a, (double)result.b, result.c);
+
+  return  result;
+}
+
+static void
+cls_struct_align_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+
+  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[5];
+  ffi_type* cls_struct_fields[4];
+  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 cls_struct_align g_dbl = { 12, 4951, 127 };
+  struct cls_struct_align f_dbl = { 1, 9320, 13 };
+  struct cls_struct_align res_dbl;
+
+  cls_struct_fields[0] = &ffi_type_uchar;
+  cls_struct_fields[1] = &ffi_type_longdouble;
+  cls_struct_fields[2] = &ffi_type_uchar;
+  cls_struct_fields[3] = 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 "12 4951 127 1 9320 13: 13 14271 140" } */
+  printf("res: %d %g %d\n", res_dbl.a, (double)res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 13 14271 140" } */
+
+  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 "\n12 4951 127 1 9320 13: 13 14271 140" } */
+  printf("res: %d %g %d\n", res_dbl.a, (double)res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 13 14271 140" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_align_pointer.c b/libffi/testsuite/libffi.call/cls_align_pointer.c
new file mode 100644
index 0000000..9fb42b4
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_align_pointer.c
@@ -0,0 +1,98 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check structure alignment of pointer.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<hos@tamanegi.org> 20031203	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+typedef struct cls_struct_align {
+  unsigned char a;
+  void *b;
+  unsigned char c;
+} cls_struct_align;
+
+cls_struct_align cls_struct_align_fn(struct cls_struct_align a1,
+			    struct cls_struct_align a2)
+{
+  struct cls_struct_align result;
+
+  result.a = a1.a + a2.a;
+  result.b = (void *)((size_t)a1.b + (size_t)a2.b);
+  result.c = a1.c + a2.c;
+
+  printf("%d %d %d %d %d %d: %d %d %d\n", a1.a, (size_t)a1.b, a1.c, a2.a, (size_t)a2.b, a2.c, result.a, (size_t)result.b, result.c);
+
+  return  result;
+}
+
+static void
+cls_struct_align_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+
+  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[5];
+  ffi_type* cls_struct_fields[4];
+  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 cls_struct_align g_dbl = { 12, (void *)4951, 127 };
+  struct cls_struct_align f_dbl = { 1, (void *)9320, 13 };
+  struct cls_struct_align res_dbl;
+
+  cls_struct_fields[0] = &ffi_type_uchar;
+  cls_struct_fields[1] = &ffi_type_pointer;
+  cls_struct_fields[2] = &ffi_type_uchar;
+  cls_struct_fields[3] = 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 "12 4951 127 1 9320 13: 13 14271 140" } */
+  printf("res: %d %d %d\n", res_dbl.a, (size_t)res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 13 14271 140" } */
+
+  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 "\n12 4951 127 1 9320 13: 13 14271 140" } */
+  printf("res: %d %d %d\n", res_dbl.a, (size_t)res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 13 14271 140" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_align_sint16.c b/libffi/testsuite/libffi.call/cls_align_sint16.c
new file mode 100644
index 0000000..611d5a3
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_align_sint16.c
@@ -0,0 +1,98 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check structure alignment of sint16.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<hos@tamanegi.org> 20031203	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+typedef struct cls_struct_align {
+  unsigned char a;
+  signed short b;
+  unsigned char c;
+} cls_struct_align;
+
+cls_struct_align cls_struct_align_fn(struct cls_struct_align a1,
+			    struct cls_struct_align a2)
+{
+  struct cls_struct_align result;
+
+  result.a = a1.a + a2.a;
+  result.b = a1.b + a2.b;
+  result.c = a1.c + a2.c;
+
+  printf("%d %d %d %d %d %d: %d %d %d\n", a1.a, a1.b, a1.c, a2.a, a2.b, a2.c, result.a, result.b, result.c);
+
+  return  result;
+}
+
+static void
+cls_struct_align_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+
+  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[5];
+  ffi_type* cls_struct_fields[4];
+  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 cls_struct_align g_dbl = { 12, 4951, 127 };
+  struct cls_struct_align f_dbl = { 1, 9320, 13 };
+  struct cls_struct_align res_dbl;
+
+  cls_struct_fields[0] = &ffi_type_uchar;
+  cls_struct_fields[1] = &ffi_type_sint16;
+  cls_struct_fields[2] = &ffi_type_uchar;
+  cls_struct_fields[3] = 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 "12 4951 127 1 9320 13: 13 14271 140" } */
+  printf("res: %d %d %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 13 14271 140" } */
+
+  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 "\n12 4951 127 1 9320 13: 13 14271 140" } */
+  printf("res: %d %d %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 13 14271 140" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_align_sint32.c b/libffi/testsuite/libffi.call/cls_align_sint32.c
new file mode 100644
index 0000000..fcfae03
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_align_sint32.c
@@ -0,0 +1,98 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check structure alignment of sint32.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<hos@tamanegi.org> 20031203	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+typedef struct cls_struct_align {
+  unsigned char a;
+  signed int b;
+  unsigned char c;
+} cls_struct_align;
+
+cls_struct_align cls_struct_align_fn(struct cls_struct_align a1,
+			    struct cls_struct_align a2)
+{
+  struct cls_struct_align result;
+
+  result.a = a1.a + a2.a;
+  result.b = a1.b + a2.b;
+  result.c = a1.c + a2.c;
+
+  printf("%d %d %d %d %d %d: %d %d %d\n", a1.a, a1.b, a1.c, a2.a, a2.b, a2.c, result.a, result.b, result.c);
+
+  return  result;
+}
+
+static void
+cls_struct_align_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+
+  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[5];
+  ffi_type* cls_struct_fields[4];
+  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 cls_struct_align g_dbl = { 12, 4951, 127 };
+  struct cls_struct_align f_dbl = { 1, 9320, 13 };
+  struct cls_struct_align res_dbl;
+
+  cls_struct_fields[0] = &ffi_type_uchar;
+  cls_struct_fields[1] = &ffi_type_sint32;
+  cls_struct_fields[2] = &ffi_type_uchar;
+  cls_struct_fields[3] = 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 "12 4951 127 1 9320 13: 13 14271 140" } */
+  printf("res: %d %d %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 13 14271 140" } */
+
+  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 "\n12 4951 127 1 9320 13: 13 14271 140" } */
+  printf("res: %d %d %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 13 14271 140" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_align_sint64.c b/libffi/testsuite/libffi.call/cls_align_sint64.c
new file mode 100644
index 0000000..fd88e7c
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_align_sint64.c
@@ -0,0 +1,98 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check structure alignment of sint64.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<hos@tamanegi.org> 20031203	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+typedef struct cls_struct_align {
+  unsigned char a;
+  signed long long b;
+  unsigned char c;
+} cls_struct_align;
+
+cls_struct_align cls_struct_align_fn(struct cls_struct_align a1,
+			    struct cls_struct_align a2)
+{
+  struct cls_struct_align result;
+
+  result.a = a1.a + a2.a;
+  result.b = a1.b + a2.b;
+  result.c = a1.c + a2.c;
+
+  printf("%d %lld %d %d %lld %d: %d %lld %d\n", a1.a, a1.b, a1.c, a2.a, a2.b, a2.c, result.a, result.b, result.c);
+
+  return  result;
+}
+
+static void
+cls_struct_align_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+
+  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[5];
+  ffi_type* cls_struct_fields[4];
+  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 cls_struct_align g_dbl = { 12, 4951, 127 };
+  struct cls_struct_align f_dbl = { 1, 9320, 13 };
+  struct cls_struct_align res_dbl;
+
+  cls_struct_fields[0] = &ffi_type_uchar;
+  cls_struct_fields[1] = &ffi_type_sint64;
+  cls_struct_fields[2] = &ffi_type_uchar;
+  cls_struct_fields[3] = 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 "12 4951 127 1 9320 13: 13 14271 140" } */
+  printf("res: %d %lld %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 13 14271 140" } */
+
+  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 "\n12 4951 127 1 9320 13: 13 14271 140" } */
+  printf("res: %d %lld %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 13 14271 140" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_align_uint16.c b/libffi/testsuite/libffi.call/cls_align_uint16.c
new file mode 100644
index 0000000..bad9cd8
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_align_uint16.c
@@ -0,0 +1,98 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check structure alignment of uint16.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<hos@tamanegi.org> 20031203	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+typedef struct cls_struct_align {
+  unsigned char a;
+  unsigned short b;
+  unsigned char c;
+} cls_struct_align;
+
+cls_struct_align cls_struct_align_fn(struct cls_struct_align a1,
+			    struct cls_struct_align a2)
+{
+  struct cls_struct_align result;
+
+  result.a = a1.a + a2.a;
+  result.b = a1.b + a2.b;
+  result.c = a1.c + a2.c;
+
+  printf("%d %d %d %d %d %d: %d %d %d\n", a1.a, a1.b, a1.c, a2.a, a2.b, a2.c, result.a, result.b, result.c);
+
+  return  result;
+}
+
+static void
+cls_struct_align_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+
+  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[5];
+  ffi_type* cls_struct_fields[4];
+  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 cls_struct_align g_dbl = { 12, 4951, 127 };
+  struct cls_struct_align f_dbl = { 1, 9320, 13 };
+  struct cls_struct_align res_dbl;
+
+  cls_struct_fields[0] = &ffi_type_uchar;
+  cls_struct_fields[1] = &ffi_type_uint16;
+  cls_struct_fields[2] = &ffi_type_uchar;
+  cls_struct_fields[3] = 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 "12 4951 127 1 9320 13: 13 14271 140" } */
+  printf("res: %d %d %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 13 14271 140" } */
+
+  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 "\n12 4951 127 1 9320 13: 13 14271 140" } */
+  printf("res: %d %d %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 13 14271 140" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_align_uint32.c b/libffi/testsuite/libffi.call/cls_align_uint32.c
new file mode 100644
index 0000000..d6d0fe0
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_align_uint32.c
@@ -0,0 +1,98 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check structure alignment of uint32.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<hos@tamanegi.org> 20031203	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+typedef struct cls_struct_align {
+  unsigned char a;
+  unsigned int b;
+  unsigned char c;
+} cls_struct_align;
+
+cls_struct_align cls_struct_align_fn(struct cls_struct_align a1,
+			    struct cls_struct_align a2)
+{
+  struct cls_struct_align result;
+
+  result.a = a1.a + a2.a;
+  result.b = a1.b + a2.b;
+  result.c = a1.c + a2.c;
+
+  printf("%d %d %d %d %d %d: %d %d %d\n", a1.a, a1.b, a1.c, a2.a, a2.b, a2.c, result.a, result.b, result.c);
+
+  return  result;
+}
+
+static void
+cls_struct_align_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+
+  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[5];
+  ffi_type* cls_struct_fields[4];
+  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 cls_struct_align g_dbl = { 12, 4951, 127 };
+  struct cls_struct_align f_dbl = { 1, 9320, 13 };
+  struct cls_struct_align res_dbl;
+
+  cls_struct_fields[0] = &ffi_type_uchar;
+  cls_struct_fields[1] = &ffi_type_uint32;
+  cls_struct_fields[2] = &ffi_type_uchar;
+  cls_struct_fields[3] = 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 "12 4951 127 1 9320 13: 13 14271 140" } */
+  printf("res: %d %d %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 13 14271 140" } */
+
+  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 "\n12 4951 127 1 9320 13: 13 14271 140" } */
+  printf("res: %d %d %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 13 14271 140" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_align_uint64.c b/libffi/testsuite/libffi.call/cls_align_uint64.c
new file mode 100644
index 0000000..69dc7b5
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_align_uint64.c
@@ -0,0 +1,98 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check structure alignment of uint64.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<hos@tamanegi.org> 20031203	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+typedef struct cls_struct_align {
+  unsigned char a;
+  unsigned long long b;
+  unsigned char c;
+} cls_struct_align;
+
+cls_struct_align cls_struct_align_fn(struct cls_struct_align a1,
+			    struct cls_struct_align a2)
+{
+  struct cls_struct_align result;
+
+  result.a = a1.a + a2.a;
+  result.b = a1.b + a2.b;
+  result.c = a1.c + a2.c;
+
+  printf("%d %lld %d %d %lld %d: %d %lld %d\n", a1.a, a1.b, a1.c, a2.a, a2.b, a2.c, result.a, result.b, result.c);
+
+  return  result;
+}
+
+static void
+cls_struct_align_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+
+  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[5];
+  ffi_type* cls_struct_fields[4];
+  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 cls_struct_align g_dbl = { 12, 4951, 127 };
+  struct cls_struct_align f_dbl = { 1, 9320, 13 };
+  struct cls_struct_align res_dbl;
+
+  cls_struct_fields[0] = &ffi_type_uchar;
+  cls_struct_fields[1] = &ffi_type_uint64;
+  cls_struct_fields[2] = &ffi_type_uchar;
+  cls_struct_fields[3] = 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 "12 4951 127 1 9320 13: 13 14271 140" } */
+  printf("res: %d %lld %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 13 14271 140" } */
+
+  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 "\n12 4951 127 1 9320 13: 13 14271 140" } */
+  printf("res: %d %lld %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 13 14271 140" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_double.c b/libffi/testsuite/libffi.call/cls_double.c
new file mode 100644
index 0000000..3df6cf3
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_double.c
@@ -0,0 +1,51 @@
+/* Area:	closure_call
+   Purpose:	Check return value double.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<andreast@gcc.gnu.org> 20030828	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+static void cls_ret_double_fn(ffi_cif* cif,void* resp,void** args,
+			     void* userdata)
+ {
+   *(double *)resp = *(double *)args[0];
+
+   printf("%f: %f\n",*(double *)args[0],
+	  *(double *)resp);
+ }
+typedef double (*cls_ret_double)(double);
+
+int main (void)
+{
+  ffi_cif cif;
+#ifndef USING_MMAP
+  static ffi_closure cl;
+#endif
+  ffi_closure *pcl;
+  ffi_type * cl_arg_types[2];
+  double res;
+
+#ifdef USING_MMAP
+  pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+  pcl = &cl;
+#endif
+
+  cl_arg_types[0] = &ffi_type_double;
+  cl_arg_types[1] = NULL;
+
+  /* Initialize the cif */
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1,
+		     &ffi_type_double, cl_arg_types) == FFI_OK);
+
+  CHECK(ffi_prep_closure(pcl, &cif, cls_ret_double_fn, NULL)  == FFI_OK);
+
+  res = (*((cls_ret_double)pcl))(21474.789);
+  /* { dg-output "21474.789000: 21474.789000" } */
+  printf("res: %.6f\n", res);
+  /* { dg-output "\nres: 21474.789000" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_float.c b/libffi/testsuite/libffi.call/cls_float.c
new file mode 100644
index 0000000..ac4ec48
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_float.c
@@ -0,0 +1,51 @@
+/* Area:	closure_call
+   Purpose:	Check return value float.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<andreast@gcc.gnu.org> 20030828	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+static void cls_ret_float_fn(ffi_cif* cif,void* resp,void** args,
+			     void* userdata)
+ {
+   *(float *)resp = *(float *)args[0];
+
+   printf("%g: %g\n",*(float *)args[0],
+	  *(float *)resp);
+ }
+
+typedef float (*cls_ret_float)(float);
+
+int main (void)
+{
+  ffi_cif cif;
+#ifndef USING_MMAP
+  static ffi_closure cl;
+#endif
+  ffi_closure *pcl;
+  ffi_type * cl_arg_types[2];
+  float res;
+
+#ifdef USING_MMAP
+  pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+  pcl = &cl;
+#endif
+
+
+  cl_arg_types[0] = &ffi_type_float;
+  cl_arg_types[1] = NULL;
+
+  /* Initialize the cif */
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1,
+		     &ffi_type_float, cl_arg_types) == FFI_OK);
+
+  CHECK(ffi_prep_closure(pcl, &cif, cls_ret_float_fn, NULL)  == FFI_OK);
+  res = ((((cls_ret_float)pcl)(-2122.12)));
+  /* { dg-output "\\-2122.12: \\-2122.12" } */
+  printf("res: %.6f\n", res);
+  /* { dg-output "\nres: \-2122.120117" } */
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_multi_schar.c b/libffi/testsuite/libffi.call/cls_multi_schar.c
new file mode 100644
index 0000000..30a89e6
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_multi_schar.c
@@ -0,0 +1,81 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check passing of multiple signed char values.
+   Limitations:	none.
+   PR:		PR13221.
+   Originator:	<hos@tamanegi.org> 20031129  */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+signed char test_func_fn(signed char a1, signed char a2)
+{
+  signed char result;
+
+  result = a1 + a2;
+
+  printf("%d %d: %d\n", a1, a2, result);
+
+  return result;
+
+}
+
+static void test_func_gn(ffi_cif *cif, void *rval, void **avals, void *data)
+{
+  signed char a1, a2;
+
+  a1 = *(signed char *)avals[0];
+  a2 = *(signed char *)avals[1];
+
+  *(ffi_arg *)rval = test_func_fn(a1, a2);
+
+}
+
+typedef signed char (*test_type)(signed char, signed char);
+
+int main (void)
+{
+  ffi_cif cif;
+#ifndef USING_MMAP
+  static ffi_closure cl;
+#endif
+  ffi_closure *pcl;
+  void * args_dbl[3];
+  ffi_type * cl_arg_types[3];
+  ffi_arg res_call;
+  signed char a, b, res_closure;
+
+#ifdef USING_MMAP
+  pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+  pcl = &cl;
+#endif
+
+  a = 2;
+  b = 125;
+
+  args_dbl[0] = &a;
+  args_dbl[1] = &b;
+  args_dbl[2] = NULL;
+
+  cl_arg_types[0] = &ffi_type_schar;
+  cl_arg_types[1] = &ffi_type_schar;
+  cl_arg_types[2] = NULL;
+
+  /* Initialize the cif */
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2,
+		     &ffi_type_schar, cl_arg_types) == FFI_OK);
+
+  ffi_call(&cif, FFI_FN(test_func_fn), &res_call, args_dbl);
+  /* { dg-output "2 125: 127" } */
+  printf("res: %d\n", res_call);
+  /* { dg-output "\nres: 127" } */
+
+  CHECK(ffi_prep_closure(pcl, &cif, test_func_gn, NULL)  == FFI_OK);
+
+  res_closure = (*((test_type)pcl))(2, 125);
+  /* { dg-output "\n2 125: 127" } */
+  printf("res: %d\n", res_closure);
+  /* { dg-output "\nres: 127" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_multi_sshort.c b/libffi/testsuite/libffi.call/cls_multi_sshort.c
new file mode 100644
index 0000000..e19c8b8
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_multi_sshort.c
@@ -0,0 +1,81 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check passing of multiple signed short values.
+   Limitations:	none.
+   PR:		PR13221.
+   Originator:	<andreast@gcc.gnu.org> 20031129  */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+signed short test_func_fn(signed short a1, signed short a2)
+{
+  signed short result;
+
+  result = a1 + a2;
+
+  printf("%d %d: %d\n", a1, a2, result);
+
+  return result;
+
+}
+
+static void test_func_gn(ffi_cif *cif, void *rval, void **avals, void *data)
+{
+  signed short a1, a2;
+
+  a1 = *(signed short *)avals[0];
+  a2 = *(signed short *)avals[1];
+
+  *(ffi_arg *)rval = test_func_fn(a1, a2);
+
+}
+
+typedef signed short (*test_type)(signed short, signed short);
+
+int main (void)
+{
+  ffi_cif cif;
+#ifndef USING_MMAP
+  static ffi_closure cl;
+#endif
+  ffi_closure *pcl;
+  void * args_dbl[3];
+  ffi_type * cl_arg_types[3];
+  ffi_arg res_call;
+  unsigned short a, b, res_closure;
+
+#ifdef USING_MMAP
+  pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+  pcl = &cl;
+#endif
+
+  a = 2;
+  b = 32765;
+
+  args_dbl[0] = &a;
+  args_dbl[1] = &b;
+  args_dbl[2] = NULL;
+
+  cl_arg_types[0] = &ffi_type_sshort;
+  cl_arg_types[1] = &ffi_type_sshort;
+  cl_arg_types[2] = NULL;
+
+  /* Initialize the cif */
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2,
+		     &ffi_type_sshort, cl_arg_types) == FFI_OK);
+
+  ffi_call(&cif, FFI_FN(test_func_fn), &res_call, args_dbl);
+  /* { dg-output "2 32765: 32767" } */
+  printf("res: %d\n", res_call);
+  /* { dg-output "\nres: 32767" } */
+
+  CHECK(ffi_prep_closure(pcl, &cif, test_func_gn, NULL)  == FFI_OK);
+
+  res_closure = (*((test_type)pcl))(2, 32765);
+  /* { dg-output "\n2 32765: 32767" } */
+  printf("res: %d\n", res_closure);
+  /* { dg-output "\nres: 32767" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_multi_sshortchar.c b/libffi/testsuite/libffi.call/cls_multi_sshortchar.c
new file mode 100644
index 0000000..ae5ce7f
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_multi_sshortchar.c
@@ -0,0 +1,93 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check passing of multiple signed short/char values.
+   Limitations:	none.
+   PR:		PR13221.
+   Originator:	<andreast@gcc.gnu.org> 20031129  */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+signed short test_func_fn(signed char a1, signed short a2,
+			  signed char a3, signed short a4)
+{
+  signed short result;
+
+  result = a1 + a2 + a3 + a4;
+
+  printf("%d %d %d %d: %d\n", a1, a2, a3, a4, result);
+
+  return result;
+
+}
+
+static void test_func_gn(ffi_cif *cif, void *rval, void **avals, void *data)
+{
+  signed char a1, a3;
+  signed short a2, a4;
+
+  a1 = *(signed char *)avals[0];
+  a2 = *(signed short *)avals[1];
+  a3 = *(signed char *)avals[2];
+  a4 = *(signed short *)avals[3];
+
+  *(ffi_arg *)rval = test_func_fn(a1, a2, a3, a4);
+
+}
+
+typedef signed short (*test_type)(signed char, signed short,
+				  signed char, signed short);
+
+int main (void)
+{
+  ffi_cif cif;
+#ifndef USING_MMAP
+  static ffi_closure cl;
+#endif
+  ffi_closure *pcl;
+  void * args_dbl[5];
+  ffi_type * cl_arg_types[5];
+  ffi_arg res_call;
+  signed char a, c;
+  signed short b, d, res_closure;
+
+#ifdef USING_MMAP
+  pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+  pcl = &cl;
+#endif
+
+  a = 1;
+  b = 32765;
+  c = 127;
+  d = -128;
+
+  args_dbl[0] = &a;
+  args_dbl[1] = &b;
+  args_dbl[2] = &c;
+  args_dbl[3] = &d;
+  args_dbl[4] = NULL;
+
+  cl_arg_types[0] = &ffi_type_schar;
+  cl_arg_types[1] = &ffi_type_sshort;
+  cl_arg_types[2] = &ffi_type_schar;
+  cl_arg_types[3] = &ffi_type_sshort;
+  cl_arg_types[4] = NULL;
+
+  /* Initialize the cif */
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 4,
+		     &ffi_type_sshort, cl_arg_types) == FFI_OK);
+
+  ffi_call(&cif, FFI_FN(test_func_fn), &res_call, args_dbl);
+  /* { dg-output "1 32765 127 -128: 32765" } */
+  printf("res: %d\n", res_call);
+  /* { dg-output "\nres: 32765" } */
+
+  CHECK(ffi_prep_closure(pcl, &cif, test_func_gn, NULL)  == FFI_OK);
+
+  res_closure = (*((test_type)pcl))(1, 32765, 127, -128);
+  /* { dg-output "\n1 32765 127 -128: 32765" } */
+  printf("res: %d\n", res_closure);
+  /* { dg-output "\nres: 32765" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_multi_uchar.c b/libffi/testsuite/libffi.call/cls_multi_uchar.c
new file mode 100644
index 0000000..0b00bc3
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_multi_uchar.c
@@ -0,0 +1,96 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check passing of multiple unsigned char values.
+   Limitations:	none.
+   PR:		PR13221.
+   Originator:	<andreast@gcc.gnu.org> 20031129  */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+unsigned char test_func_fn(unsigned char a1, unsigned char a2,
+			   unsigned char a3, unsigned char a4)
+{
+  unsigned char result;
+
+  result = a1 + a2 + a3 + a4;
+
+  printf("%d %d %d %d: %d\n", a1, a2, a3, a4, result);
+
+  return result;
+
+}
+
+static void test_func_gn(ffi_cif *cif, void *rval, void **avals, void *data)
+{
+  unsigned char a1, a2, a3, a4;
+
+  a1 = *(unsigned char *)avals[0];
+  a2 = *(unsigned char *)avals[1];
+  a3 = *(unsigned char *)avals[2];
+  a4 = *(unsigned char *)avals[3];
+
+  *(ffi_arg *)rval = test_func_fn(a1, a2, a3, a4);
+
+}
+
+typedef unsigned char (*test_type)(unsigned char, unsigned char,
+				   unsigned char, unsigned char);
+void test_func(ffi_cif *cif, void *rval, void **avals, void *data)
+{
+  printf("%d %d %d %d\n", *(unsigned char *)avals[0],
+	 *(unsigned char *)avals[1], *(unsigned char *)avals[2],
+	 *(unsigned char *)avals[3]);
+}
+int main (void)
+{
+  ffi_cif cif;
+#ifndef USING_MMAP
+  static ffi_closure cl;
+#endif
+  ffi_closure *pcl;
+  void * args_dbl[5];
+  ffi_type * cl_arg_types[5];
+  ffi_arg res_call;
+  unsigned char a, b, c, d, res_closure;
+
+#ifdef USING_MMAP
+  pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+  pcl = &cl;
+#endif
+
+  a = 1;
+  b = 2;
+  c = 127;
+  d = 125;
+
+  args_dbl[0] = &a;
+  args_dbl[1] = &b;
+  args_dbl[2] = &c;
+  args_dbl[3] = &d;
+  args_dbl[4] = NULL;
+
+  cl_arg_types[0] = &ffi_type_uchar;
+  cl_arg_types[1] = &ffi_type_uchar;
+  cl_arg_types[2] = &ffi_type_uchar;
+  cl_arg_types[3] = &ffi_type_uchar;
+  cl_arg_types[4] = NULL;
+
+  /* Initialize the cif */
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 4,
+		     &ffi_type_uchar, cl_arg_types) == FFI_OK);
+
+  ffi_call(&cif, FFI_FN(test_func_fn), &res_call, args_dbl);
+  /* { dg-output "1 2 127 125: 255" } */
+  printf("res: %d\n", res_call);
+  /* { dg-output "\nres: 255" } */
+
+  CHECK(ffi_prep_closure(pcl, &cif, test_func_gn, NULL)  == FFI_OK);
+
+  res_closure = (*((test_type)pcl))(1, 2, 127, 125);
+  /* { dg-output "\n1 2 127 125: 255" } */
+  printf("res: %d\n", res_closure);
+  /* { dg-output "\nres: 255" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_multi_ushort.c b/libffi/testsuite/libffi.call/cls_multi_ushort.c
new file mode 100644
index 0000000..7ef7b00
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_multi_ushort.c
@@ -0,0 +1,81 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check passing of multiple unsigned short values.
+   Limitations:	none.
+   PR:		PR13221.
+   Originator:	<andreast@gcc.gnu.org> 20031129  */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+unsigned short test_func_fn(unsigned short a1, unsigned short a2)
+{
+  unsigned short result;
+
+  result = a1 + a2;
+
+  printf("%d %d: %d\n", a1, a2, result);
+
+  return result;
+
+}
+
+static void test_func_gn(ffi_cif *cif, void *rval, void **avals, void *data)
+{
+  unsigned short a1, a2;
+
+  a1 = *(unsigned short *)avals[0];
+  a2 = *(unsigned short *)avals[1];
+
+  *(ffi_arg *)rval = test_func_fn(a1, a2);
+
+}
+
+typedef unsigned short (*test_type)(unsigned short, unsigned short);
+
+int main (void)
+{
+  ffi_cif cif;
+#ifndef USING_MMAP
+  static ffi_closure cl;
+#endif
+  ffi_closure *pcl;
+  void * args_dbl[3];
+  ffi_type * cl_arg_types[3];
+  ffi_arg res_call;
+  unsigned short a, b, res_closure;
+
+#ifdef USING_MMAP
+  pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+  pcl = &cl;
+#endif
+
+  a = 2;
+  b = 32765;
+
+  args_dbl[0] = &a;
+  args_dbl[1] = &b;
+  args_dbl[2] = NULL;
+
+  cl_arg_types[0] = &ffi_type_ushort;
+  cl_arg_types[1] = &ffi_type_ushort;
+  cl_arg_types[2] = NULL;
+
+  /* Initialize the cif */
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2,
+		     &ffi_type_ushort, cl_arg_types) == FFI_OK);
+
+  ffi_call(&cif, FFI_FN(test_func_fn), &res_call, args_dbl);
+  /* { dg-output "2 32765: 32767" } */
+  printf("res: %d\n", res_call);
+  /* { dg-output "\nres: 32767" } */
+
+  CHECK(ffi_prep_closure(pcl, &cif, test_func_gn, NULL)  == FFI_OK);
+
+  res_closure = (*((test_type)pcl))(2, 32765);
+  /* { dg-output "\n2 32765: 32767" } */
+  printf("res: %d\n", res_closure);
+  /* { dg-output "\nres: 32767" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_multi_ushortchar.c b/libffi/testsuite/libffi.call/cls_multi_ushortchar.c
new file mode 100644
index 0000000..2458fc5
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_multi_ushortchar.c
@@ -0,0 +1,93 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check passing of multiple unsigned short/char values.
+   Limitations:	none.
+   PR:		PR13221.
+   Originator:	<andreast@gcc.gnu.org> 20031129  */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+unsigned short test_func_fn(unsigned char a1, unsigned short a2,
+			    unsigned char a3, unsigned short a4)
+{
+  unsigned short result;
+
+  result = a1 + a2 + a3 + a4;
+
+  printf("%d %d %d %d: %d\n", a1, a2, a3, a4, result);
+
+  return result;
+
+}
+
+static void test_func_gn(ffi_cif *cif, void *rval, void **avals, void *data)
+{
+  unsigned char a1, a3;
+  unsigned short a2, a4;
+
+  a1 = *(unsigned char *)avals[0];
+  a2 = *(unsigned short *)avals[1];
+  a3 = *(unsigned char *)avals[2];
+  a4 = *(unsigned short *)avals[3];
+
+  *(ffi_arg *)rval = test_func_fn(a1, a2, a3, a4);
+
+}
+
+typedef unsigned short (*test_type)(unsigned char, unsigned short,
+				   unsigned char, unsigned short);
+
+int main (void)
+{
+  ffi_cif cif;
+#ifndef USING_MMAP
+  static ffi_closure cl;
+#endif
+  ffi_closure *pcl;
+  void * args_dbl[5];
+  ffi_type * cl_arg_types[5];
+  ffi_arg res_call;
+  unsigned char a, c;
+  unsigned short b, d, res_closure;
+
+#ifdef USING_MMAP
+  pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+  pcl = &cl;
+#endif
+
+  a = 1;
+  b = 2;
+  c = 127;
+  d = 128;
+
+  args_dbl[0] = &a;
+  args_dbl[1] = &b;
+  args_dbl[2] = &c;
+  args_dbl[3] = &d;
+  args_dbl[4] = NULL;
+
+  cl_arg_types[0] = &ffi_type_uchar;
+  cl_arg_types[1] = &ffi_type_ushort;
+  cl_arg_types[2] = &ffi_type_uchar;
+  cl_arg_types[3] = &ffi_type_ushort;
+  cl_arg_types[4] = NULL;
+
+  /* Initialize the cif */
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 4,
+		     &ffi_type_ushort, cl_arg_types) == FFI_OK);
+
+  ffi_call(&cif, FFI_FN(test_func_fn), &res_call, args_dbl);
+  /* { dg-output "1 2 127 128: 258" } */
+  printf("res: %d\n", res_call);
+  /* { dg-output "\nres: 258" } */
+
+  CHECK(ffi_prep_closure(pcl, &cif, test_func_gn, NULL)  == FFI_OK);
+
+  res_closure = (*((test_type)pcl))(1, 2, 127, 128);
+  /* { dg-output "\n1 2 127 128: 258" } */
+  printf("res: %d\n", res_closure);
+  /* { dg-output "\nres: 258" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_schar.c b/libffi/testsuite/libffi.call/cls_schar.c
new file mode 100644
index 0000000..1e607ab
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_schar.c
@@ -0,0 +1,50 @@
+/* Area:	closure_call
+   Purpose:	Check return value schar.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<andreast@gcc.gnu.org> 20031108	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+static void cls_ret_schar_fn(ffi_cif* cif,void* resp,void** args,
+			     void* userdata)
+{
+  *(ffi_arg*)resp = *(signed char *)args[0];
+  printf("%d: %d\n",*(signed char *)args[0],
+	 *(ffi_arg*)resp);
+}
+typedef signed char (*cls_ret_schar)(signed char);
+
+int main (void)
+{
+  ffi_cif cif;
+#ifndef USING_MMAP
+  static ffi_closure cl;
+#endif
+  ffi_closure *pcl;
+  ffi_type * cl_arg_types[2];
+  signed char res;
+
+#ifdef USING_MMAP
+  pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+  pcl = &cl;
+#endif
+
+  cl_arg_types[0] = &ffi_type_schar;
+  cl_arg_types[1] = NULL;
+
+  /* Initialize the cif */
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1,
+		     &ffi_type_schar, cl_arg_types) == FFI_OK);
+
+  CHECK(ffi_prep_closure(pcl, &cif, cls_ret_schar_fn, NULL)  == FFI_OK);
+
+  res = (*((cls_ret_schar)pcl))(127);
+  /* { dg-output "127: 127" } */
+  printf("res: %d\n", res);
+  /* { dg-output "\nres: 127" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_sint.c b/libffi/testsuite/libffi.call/cls_sint.c
new file mode 100644
index 0000000..c85067b
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_sint.c
@@ -0,0 +1,50 @@
+/* Area:	closure_call
+   Purpose:	Check return value sint32.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<andreast@gcc.gnu.org> 20031108	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+static void cls_ret_sint_fn(ffi_cif* cif,void* resp,void** args,
+			     void* userdata)
+{
+  *(ffi_arg*)resp = *(signed int *)args[0];
+  printf("%d: %d\n",*(signed int *)args[0],
+	 *(ffi_arg*)resp);
+}
+typedef signed int (*cls_ret_sint)(signed int);
+
+int main (void)
+{
+  ffi_cif cif;
+#ifndef USING_MMAP
+  static ffi_closure cl;
+#endif
+  ffi_closure *pcl;
+  ffi_type * cl_arg_types[2];
+  signed int res;
+
+#ifdef USING_MMAP
+  pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+  pcl = &cl;
+#endif
+
+  cl_arg_types[0] = &ffi_type_sint32;
+  cl_arg_types[1] = NULL;
+
+  /* Initialize the cif */
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1,
+		     &ffi_type_sint32, cl_arg_types) == FFI_OK);
+
+  CHECK(ffi_prep_closure(pcl, &cif, cls_ret_sint_fn, NULL)  == FFI_OK);
+
+  res = (*((cls_ret_sint)pcl))(65534);
+  /* { dg-output "65534: 65534" } */
+  printf("res: %d\n",res);
+  /* { dg-output "\nres: 65534" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_sshort.c b/libffi/testsuite/libffi.call/cls_sshort.c
new file mode 100644
index 0000000..65e6872
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_sshort.c
@@ -0,0 +1,50 @@
+/* Area:	closure_call
+   Purpose:	Check return value sshort.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<andreast@gcc.gnu.org> 20031108	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+static void cls_ret_sshort_fn(ffi_cif* cif,void* resp,void** args,
+			     void* userdata)
+{
+  *(ffi_arg*)resp = *(signed short *)args[0];
+  printf("%d: %d\n",*(signed short *)args[0],
+	 *(ffi_arg*)resp);
+}
+typedef signed short (*cls_ret_sshort)(signed short);
+
+int main (void)
+{
+  ffi_cif cif;
+#ifndef USING_MMAP
+  static ffi_closure cl;
+#endif
+  ffi_closure *pcl;
+  ffi_type * cl_arg_types[2];
+  signed short res;
+
+#ifdef USING_MMAP
+  pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+  pcl = &cl;
+#endif
+
+  cl_arg_types[0] = &ffi_type_sint16;
+  cl_arg_types[1] = NULL;
+
+  /* Initialize the cif */
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1,
+		     &ffi_type_sint16, cl_arg_types) == FFI_OK);
+
+  CHECK(ffi_prep_closure(pcl, &cif, cls_ret_sshort_fn, NULL)  == FFI_OK);
+
+  res = (*((cls_ret_sshort)pcl))(255);
+  /* { dg-output "255: 255" } */
+  printf("res: %d\n",res);
+  /* { dg-output "\nres: 255" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_uchar.c b/libffi/testsuite/libffi.call/cls_uchar.c
new file mode 100644
index 0000000..6a1e637
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_uchar.c
@@ -0,0 +1,50 @@
+/* Area:	closure_call
+   Purpose:	Check return value uchar.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<andreast@gcc.gnu.org> 20030828	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+static void cls_ret_uchar_fn(ffi_cif* cif,void* resp,void** args,
+			     void* userdata)
+{
+  *(ffi_arg*)resp = *(unsigned char *)args[0];
+  printf("%d: %d\n",*(unsigned char *)args[0],
+	 *(ffi_arg*)resp);
+}
+typedef unsigned char (*cls_ret_uchar)(unsigned char);
+
+int main (void)
+{
+  ffi_cif cif;
+#ifndef USING_MMAP
+  static ffi_closure cl;
+#endif
+  ffi_closure *pcl;
+  ffi_type * cl_arg_types[2];
+  unsigned char res;
+
+#ifdef USING_MMAP
+  pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+  pcl = &cl;
+#endif
+
+  cl_arg_types[0] = &ffi_type_uchar;
+  cl_arg_types[1] = NULL;
+
+  /* Initialize the cif */
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1,
+		     &ffi_type_uchar, cl_arg_types) == FFI_OK);
+
+  CHECK(ffi_prep_closure(pcl, &cif, cls_ret_uchar_fn, NULL)  == FFI_OK);
+
+  res = (*((cls_ret_uchar)pcl))(127);
+  /* { dg-output "127: 127" } */
+  printf("res: %d\n",res);
+  /* { dg-output "\nres: 127" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_uint.c b/libffi/testsuite/libffi.call/cls_uint.c
new file mode 100644
index 0000000..e24e7bd
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_uint.c
@@ -0,0 +1,51 @@
+/* Area:	closure_call
+   Purpose:	Check return value uint.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<andreast@gcc.gnu.org> 20030828	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+static void cls_ret_uint_fn(ffi_cif* cif,void* resp,void** args,
+			     void* userdata)
+ {
+   *(ffi_arg *)resp = *(unsigned int *)args[0];
+
+   printf("%d: %d\n",*(unsigned int *)args[0],
+	  *(ffi_arg *)resp);
+ }
+typedef unsigned int (*cls_ret_uint)(unsigned int);
+
+int main (void)
+{
+  ffi_cif cif;
+#ifndef USING_MMAP
+  static ffi_closure cl;
+#endif
+  ffi_closure *pcl;
+  ffi_type * cl_arg_types[2];
+  unsigned int res;
+
+#ifdef USING_MMAP
+  pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+  pcl = &cl;
+#endif
+
+  cl_arg_types[0] = &ffi_type_uint32;
+  cl_arg_types[1] = NULL;
+
+  /* Initialize the cif */
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1,
+		     &ffi_type_uint32, cl_arg_types) == FFI_OK);
+
+  CHECK(ffi_prep_closure(pcl, &cif, cls_ret_uint_fn, NULL)  == FFI_OK);
+
+  res = (*((cls_ret_uint)pcl))(2147483647);
+  /* { dg-output "2147483647: 2147483647" } */
+  printf("res: %d\n",res);
+  /* { dg-output "\nres: 2147483647" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_ulonglong.c b/libffi/testsuite/libffi.call/cls_ulonglong.c
new file mode 100644
index 0000000..072da8c
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_ulonglong.c
@@ -0,0 +1,54 @@
+/* Area:	closure_call
+   Purpose:	Check return value long long.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<andreast@gcc.gnu.org> 20030828	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+static void cls_ret_ulonglong_fn(ffi_cif* cif,void* resp,void** args,
+			     void* userdata)
+ {
+   *(unsigned long long *)resp=  *(unsigned long long *)args[0];
+
+   printf("%llu: %llu\n",*(unsigned long long *)args[0],
+	  *(unsigned long long *)resp);
+ }
+typedef unsigned long long (*cls_ret_ulonglong)(unsigned long long);
+
+int main (void)
+{
+  ffi_cif cif;
+#ifndef USING_MMAP
+  static ffi_closure cl;
+#endif
+  ffi_closure *pcl;
+  ffi_type * cl_arg_types[2];
+  unsigned long long res;
+
+#ifdef USING_MMAP
+  pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+  pcl = &cl;
+#endif
+
+  cl_arg_types[0] = &ffi_type_uint64;
+  cl_arg_types[1] = NULL;
+
+  /* Initialize the cif */
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1,
+		     &ffi_type_uint64, cl_arg_types) == FFI_OK);
+  CHECK(ffi_prep_closure(pcl, &cif, cls_ret_ulonglong_fn, NULL)  == FFI_OK);
+  res = (*((cls_ret_ulonglong)pcl))(214LL);
+  /* { dg-output "214: 214" } */
+  printf("res: %lld\n", res);
+  /* { dg-output "\nres: 214" } */
+
+  res = (*((cls_ret_ulonglong)pcl))(9223372035854775808LL);
+  /* { dg-output "\n9223372035854775808: 9223372035854775808" } */
+  printf("res: %lld\n", res);
+  /* { dg-output "\nres: 9223372035854775808" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_ushort.c b/libffi/testsuite/libffi.call/cls_ushort.c
new file mode 100644
index 0000000..f6626b9
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_ushort.c
@@ -0,0 +1,51 @@
+/* Area:	closure_call
+   Purpose:	Check return value ushort.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<andreast@gcc.gnu.org> 20030828	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+static void cls_ret_ushort_fn(ffi_cif* cif,void* resp,void** args,
+			     void* userdata)
+ {
+   *(ffi_arg*)resp = *(unsigned short *)args[0];
+
+   printf("%d: %d\n",*(unsigned short *)args[0],
+	  *(ffi_arg*)resp);
+ }
+typedef unsigned short (*cls_ret_ushort)(unsigned short);
+
+int main (void)
+{
+  ffi_cif cif;
+#ifndef USING_MMAP
+  static ffi_closure cl;
+#endif
+  ffi_closure *pcl;
+  ffi_type * cl_arg_types[2];
+  unsigned short res;
+
+#ifdef USING_MMAP
+  pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+  pcl = &cl;
+#endif
+
+  cl_arg_types[0] = &ffi_type_ushort;
+  cl_arg_types[1] = NULL;
+
+  /* Initialize the cif */
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1,
+		     &ffi_type_ushort, cl_arg_types) == FFI_OK);
+
+  CHECK(ffi_prep_closure(pcl, &cif, cls_ret_ushort_fn, NULL)  == FFI_OK);
+
+  res = (*((cls_ret_ushort)pcl))(65535);
+  /* { dg-output "65535: 65535" } */
+  printf("res: %d\n",res);
+  /* { dg-output "\nres: 65535" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/ffitest.h b/libffi/testsuite/libffi.call/ffitest.h
new file mode 100644
index 0000000..b41e14b
--- /dev/null
+++ b/libffi/testsuite/libffi.call/ffitest.h
@@ -0,0 +1,79 @@
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <fcntl.h>
+#include <ffi.h>
+#include "fficonfig.h"
+
+#define MAX_ARGS 256
+
+#define CHECK(x) !(x) ? abort() : 0
+
+
+/* Prefer MAP_ANON(YMOUS) to /dev/zero, since we don't need to keep a
+   file open.  */
+#ifdef HAVE_MMAP_ANON
+# undef HAVE_MMAP_DEV_ZERO
+
+# include <sys/mman.h>
+# ifndef MAP_FAILED
+#  define MAP_FAILED -1
+# endif
+# if !defined (MAP_ANONYMOUS) && defined (MAP_ANON)
+#  define MAP_ANONYMOUS MAP_ANON
+# endif
+# define USING_MMAP
+
+#endif
+
+#ifdef HAVE_MMAP_DEV_ZERO
+
+# include <sys/mman.h>
+# ifndef MAP_FAILED
+#  define MAP_FAILED -1
+# endif
+# define USING_MMAP
+
+#endif
+
+#ifdef USING_MMAP
+static inline void *
+allocate_mmap (size_t size)
+{
+  void *page;
+#if defined (HAVE_MMAP_DEV_ZERO)
+  static int dev_zero_fd = -1;
+#endif
+
+#ifdef HAVE_MMAP_DEV_ZERO
+  if (dev_zero_fd == -1)
+    {
+      dev_zero_fd = open ("/dev/zero", O_RDONLY);
+      if (dev_zero_fd == -1)
+	{
+	  perror ("open /dev/zero: %m");
+	  exit (1);
+	}
+    }
+#endif
+
+
+#ifdef HAVE_MMAP_ANON
+  page = mmap (NULL, size, PROT_READ | PROT_WRITE | PROT_EXEC,
+	       MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
+#endif
+#ifdef HAVE_MMAP_DEV_ZERO
+  page = mmap (NULL, size, PROT_READ | PROT_WRITE | PROT_EXEC,
+	       MAP_PRIVATE, dev_zero_fd, 0);
+#endif
+
+  if (page == (void *) MAP_FAILED)
+    {
+      perror ("virtual memory exhausted");
+      exit (1);
+    }
+
+  return page;
+}
+
+#endif
diff --git a/libffi/testsuite/libffi.call/float.c b/libffi/testsuite/libffi.call/float.c
new file mode 100644
index 0000000..d712fb1
--- /dev/null
+++ b/libffi/testsuite/libffi.call/float.c
@@ -0,0 +1,64 @@
+/* Area:	ffi_call
+   Purpose:	Check return value float.
+   Limitations:	none.
+   PR:		none.
+   Originator:	From the original ffitest.c  */
+
+/* { dg-do run } */
+/* { dg-options -mlong-double-128 { target powerpc64*-*-* } } */
+
+#include "ffitest.h"
+
+static int floating(int a, float b, double c, long double d, int e)
+{
+  int i;
+
+  i = (int) ((float)a/b + ((float)c/(float)d));
+
+  return i;
+}
+
+int main (void)
+{
+  ffi_cif cif;
+  ffi_type *args[MAX_ARGS];
+  void *values[MAX_ARGS];
+  ffi_arg rint;
+
+  float f;
+  signed int si1;
+  double d;
+  long double ld;
+  signed int si2;
+
+  args[0] = &ffi_type_sint;
+  values[0] = &si1;
+  args[1] = &ffi_type_float;
+  values[1] = &f;
+  args[2] = &ffi_type_double;
+  values[2] = &d;
+  args[3] = &ffi_type_longdouble;
+  values[3] = &ld;
+  args[4] = &ffi_type_sint;
+  values[4] = &si2;
+
+  /* Initialize the cif */
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 5,
+		     &ffi_type_sint, args) == FFI_OK);
+
+  si1 = 6;
+  f = 3.14159;
+  d = (double)1.0/(double)3.0;
+  ld = 2.71828182846L;
+  si2 = 10;
+
+  floating (si1, f, d, ld, si2);
+
+  ffi_call(&cif, FFI_FN(floating), &rint, values);
+
+  printf ("%d vs %d\n", (int)rint, floating (si1, f, d, ld, si2));
+
+  CHECK(rint == floating(si1, f, d, ld, si2));
+
+  exit (0);
+}
diff --git a/libffi/testsuite/libffi.call/float1.c b/libffi/testsuite/libffi.call/float1.c
new file mode 100644
index 0000000..94636a2
--- /dev/null
+++ b/libffi/testsuite/libffi.call/float1.c
@@ -0,0 +1,42 @@
+/* Area:	ffi_call
+   Purpose:	Check return value double.
+   Limitations:	none.
+   PR:		none.
+   Originator:	From the original ffitest.c  */
+
+/* { dg-do run } */
+#include "ffitest.h"
+#include "float.h"
+
+static double dblit(float f)
+{
+  return f/3.0;
+}
+
+int main (void)
+{
+  ffi_cif cif;
+  ffi_type *args[MAX_ARGS];
+  void *values[MAX_ARGS];
+  float f;
+  double d;
+
+
+  args[0] = &ffi_type_float;
+  values[0] = &f;
+  
+  /* Initialize the cif */
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, 
+		     &ffi_type_double, args) == FFI_OK);
+  
+  f = 3.14159;
+  
+  ffi_call(&cif, FFI_FN(dblit), &d, values);
+  
+  /* These are not always the same!! Check for a reasonable delta */
+ 
+  CHECK(d - dblit(f) < DBL_EPSILON);
+
+  exit(0);
+
+}
diff --git a/libffi/testsuite/libffi.call/float2.c b/libffi/testsuite/libffi.call/float2.c
new file mode 100644
index 0000000..4de41d3
--- /dev/null
+++ b/libffi/testsuite/libffi.call/float2.c
@@ -0,0 +1,60 @@
+/* Area:	ffi_call
+   Purpose:	Check return value long double.
+   Limitations:	none.
+   PR:		none.
+   Originator:	From the original ffitest.c  */
+
+/* { dg-do run } */
+/* { dg-options -mlong-double-128 { target powerpc64*-*-* } } */
+
+#include "ffitest.h"
+#include "float.h"
+
+static long double ldblit(float f)
+{
+  return (long double) (((long double) f)/ (long double) 3.0);
+}
+
+int main (void)
+{
+  ffi_cif cif;
+  ffi_type *args[MAX_ARGS];
+  void *values[MAX_ARGS];
+  float f;
+  long double ld;
+
+  args[0] = &ffi_type_float;
+  values[0] = &f;
+
+  /* Initialize the cif */
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1,
+		     &ffi_type_longdouble, args) == FFI_OK);
+
+  f = 3.14159;
+
+#if 1
+  /* This is ifdef'd out for now. long double support under SunOS/gcc
+     is pretty much non-existent.  You'll get the odd bus error in library
+     routines like printf().  */
+  printf ("%Lf\n", ldblit(f));
+#endif
+  ld = 666;
+  ffi_call(&cif, FFI_FN(ldblit), &ld, values);
+
+#if 1
+  /* This is ifdef'd out for now. long double support under SunOS/gcc
+     is pretty much non-existent.  You'll get the odd bus error in library
+     routines like printf().  */
+  printf ("%Lf, %Lf, %Lf, %Lf\n", ld, ldblit(f), ld - ldblit(f), LDBL_EPSILON);
+#endif
+
+  /* These are not always the same!! Check for a reasonable delta */
+  /*@-realcompare@*/
+  if (ld - ldblit(f) < LDBL_EPSILON)
+    /*@=realcompare@*/
+    puts("long double return value tests ok!");
+  else
+    CHECK(0);
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/many.c b/libffi/testsuite/libffi.call/many.c
new file mode 100644
index 0000000..4869ba9
--- /dev/null
+++ b/libffi/testsuite/libffi.call/many.c
@@ -0,0 +1,69 @@
+/* Area:	ffi_call
+   Purpose:	Check return value float, with many arguments
+   Limitations:	none.
+   PR:		none.
+   Originator:	From the original ffitest.c  */
+
+/* { dg-do run } */
+#include "ffitest.h"
+
+#include <float.h>
+
+static float many(float f1,
+		  float f2,
+		  float f3,
+		  float f4,
+		  float f5,
+		  float f6,
+		  float f7,
+		  float f8,
+		  float f9,
+		  float f10,
+		  float f11,
+		  float f12,
+		  float f13)
+{
+#if 0
+  printf("%f %f %f %f %f %f %f %f %f %f %f %f %f\n",
+	 (double) f1, (double) f2, (double) f3, (double) f4, (double) f5, 
+	 (double) f6, (double) f7, (double) f8, (double) f9, (double) f10,
+	 (double) f11, (double) f12, (double) f13);
+#endif
+
+  return ((f1/f2+f3/f4+f5/f6+f7/f8+f9/f10+f11/f12) * f13);
+}
+
+int main (void)
+{
+  ffi_cif cif;
+  ffi_type *args[13];
+  void *values[13];
+  float fa[13];
+  float f, ff;
+  int i;
+
+  for (i = 0; i < 13; i++)
+    {
+      args[i] = &ffi_type_float;
+      values[i] = &fa[i];
+      fa[i] = (float) i;
+    }
+
+    /* Initialize the cif */
+    CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 13, 
+		       &ffi_type_float, args) == FFI_OK);
+
+    ffi_call(&cif, FFI_FN(many), &f, values);
+
+    ff =  many(fa[0], fa[1],
+	       fa[2], fa[3],
+	       fa[4], fa[5],
+	       fa[6], fa[7],
+	       fa[8], fa[9],
+	       fa[10],fa[11],fa[12]);
+
+    if (f - ff < FLT_EPSILON)
+      exit(0);
+    else
+      abort();
+}
diff --git a/libffi/testsuite/libffi.call/many_win32.c b/libffi/testsuite/libffi.call/many_win32.c
new file mode 100644
index 0000000..7cb5336
--- /dev/null
+++ b/libffi/testsuite/libffi.call/many_win32.c
@@ -0,0 +1,63 @@
+/* Area:	ffi_call
+   Purpose:	Check stdcall many call on X86_WIN32 systems.
+   Limitations:	none.
+   PR:		none.
+   Originator:	From the original ffitest.c  */
+
+/* { dg-do run { target i?86-*-cygwin* i?86-*-mingw* } } */
+
+#include "ffitest.h"
+#include <float.h>
+
+static float __attribute__((stdcall)) stdcall_many(float f1,
+						   float f2,
+						   float f3,
+						   float f4,
+						   float f5,
+						   float f6,
+						   float f7,
+						   float f8,
+						   float f9,
+						   float f10,
+						   float f11,
+						   float f12,
+						   float f13)
+{
+  return ((f1/f2+f3/f4+f5/f6+f7/f8+f9/f10+f11/f12) * f13);
+}
+
+int main (void) 
+{
+  ffi_cif cif;
+  ffi_type *args[13];
+  void *values[13];
+  float fa[13];
+  float f, ff;
+  unsigned long ul;
+  
+  for (ul = 0; ul < 13; ul++)
+    {
+      args[ul] = &ffi_type_float;
+      values[ul] = &fa[ul];
+	fa[ul] = (float) ul;
+    }
+  
+  /* Initialize the cif */
+  CHECK(ffi_prep_cif(&cif, FFI_STDCALL, 13,
+		     &ffi_type_float, args) == FFI_OK);
+  
+  ff =  stdcall_many(fa[0], fa[1],	
+		     fa[2], fa[3],	
+		     fa[4], fa[5],	
+		     fa[6], fa[7],
+		     fa[8], fa[9],			
+		     fa[10], fa[11], fa[12]);
+
+  ffi_call(&cif, FFI_FN(stdcall_many), &f, values);
+  
+  if (f - ff < FLT_EPSILON)
+    printf("stdcall many arg tests ok!\n");
+  else
+    CHECK(0);	
+  exit(0);	
+}
diff --git a/libffi/testsuite/libffi.call/nested_struct.c b/libffi/testsuite/libffi.call/nested_struct.c
new file mode 100644
index 0000000..86d685a
--- /dev/null
+++ b/libffi/testsuite/libffi.call/nested_struct.c
@@ -0,0 +1,159 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check structure passing with different structure size.
+		Contains structs as parameter of the struct itself.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<andreast@gcc.gnu.org> 20030828	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+typedef struct cls_struct_16byte1 {
+  double a;
+  float b;
+  int c;
+} cls_struct_16byte1;
+
+typedef struct cls_struct_16byte2 {
+  int ii;
+  double dd;
+  float ff;
+} cls_struct_16byte2;
+
+typedef struct cls_struct_combined {
+  cls_struct_16byte1 d;
+  cls_struct_16byte2 e;
+} cls_struct_combined;
+
+cls_struct_combined cls_struct_combined_fn(struct cls_struct_16byte1 b0,
+			    struct cls_struct_16byte2 b1,
+			    struct cls_struct_combined b2)
+{
+  struct cls_struct_combined result;
+
+  result.d.a = b0.a + b1.dd + b2.d.a;
+  result.d.b = b0.b + b1.ff + b2.d.b;
+  result.d.c = b0.c + b1.ii + b2.d.c;
+  result.e.ii = b0.c + b1.ii + b2.e.ii;
+  result.e.dd = b0.a + b1.dd + b2.e.dd;
+  result.e.ff = b0.b + b1.ff + b2.e.ff;
+
+  printf("%g %g %d %d %g %g %g %g %d %d %g %g: %g %g %d %d %g %g\n",
+	 b0.a, b0.b, b0.c,
+	 b1.ii, b1.dd, b1.ff,
+	 b2.d.a, b2.d.b, b2.d.c,
+	 b2.e.ii, b2.e.dd, b2.e.ff,
+	 result.d.a, result.d.b, result.d.c,
+	 result.e.ii, result.e.dd, result.e.ff);
+
+  return result;
+}
+
+static void
+cls_struct_combined_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+  struct cls_struct_16byte1 b0;
+  struct cls_struct_16byte2 b1;
+  struct cls_struct_combined b2;
+
+  b0 = *(struct cls_struct_16byte1*)(args[0]);
+  b1 = *(struct cls_struct_16byte2*)(args[1]);
+  b2 = *(struct cls_struct_combined*)(args[2]);
+
+
+  *(cls_struct_combined*)resp = cls_struct_combined_fn(b0, b1, b2);
+}
+
+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[5];
+  ffi_type* cls_struct_fields1[5];
+  ffi_type* cls_struct_fields2[5];
+  ffi_type cls_struct_type, cls_struct_type1, cls_struct_type2;
+  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;
+
+  cls_struct_type1.size = 0;
+  cls_struct_type1.alignment = 0;
+  cls_struct_type1.type = FFI_TYPE_STRUCT;
+  cls_struct_type1.elements = cls_struct_fields1;
+
+  cls_struct_type2.size = 0;
+  cls_struct_type2.alignment = 0;
+  cls_struct_type2.type = FFI_TYPE_STRUCT;
+  cls_struct_type2.elements = cls_struct_fields2;
+
+  struct cls_struct_16byte1 e_dbl = { 9.0, 2.0, 6};
+  struct cls_struct_16byte2 f_dbl = { 1, 2.0, 3.0};
+  struct cls_struct_combined g_dbl = {{4.0, 5.0, 6},
+				      {3, 1.0, 8.0}};
+  struct cls_struct_combined res_dbl;
+
+  cls_struct_fields[0] = &ffi_type_double;
+  cls_struct_fields[1] = &ffi_type_float;
+  cls_struct_fields[2] = &ffi_type_uint32;
+  cls_struct_fields[3] = NULL;
+
+  cls_struct_fields1[0] = &ffi_type_uint32;
+  cls_struct_fields1[1] = &ffi_type_double;
+  cls_struct_fields1[2] = &ffi_type_float;
+  cls_struct_fields1[3] = NULL;
+
+  cls_struct_fields2[0] = &cls_struct_type;
+  cls_struct_fields2[1] = &cls_struct_type1;
+  cls_struct_fields2[2] = NULL;
+
+
+  dbl_arg_types[0] = &cls_struct_type;
+  dbl_arg_types[1] = &cls_struct_type1;
+  dbl_arg_types[2] = &cls_struct_type2;
+  dbl_arg_types[3] = NULL;
+
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 3, &cls_struct_type2,
+		     dbl_arg_types) == FFI_OK);
+
+  args_dbl[0] = &e_dbl;
+  args_dbl[1] = &f_dbl;
+  args_dbl[2] = &g_dbl;
+  args_dbl[3] = NULL;
+
+  ffi_call(&cif, FFI_FN(cls_struct_combined_fn), &res_dbl, args_dbl);
+  /* { dg-output "9 2 6 1 2 3 4 5 6 3 1 8: 15 10 13 10 12 13" } */
+  CHECK( res_dbl.d.a == (e_dbl.a + f_dbl.dd + g_dbl.d.a));
+  CHECK( res_dbl.d.b == (e_dbl.b + f_dbl.ff + g_dbl.d.b));
+  CHECK( res_dbl.d.c == (e_dbl.c + f_dbl.ii + g_dbl.d.c));
+  CHECK( res_dbl.e.ii == (e_dbl.c + f_dbl.ii + g_dbl.e.ii));
+  CHECK( res_dbl.e.dd == (e_dbl.a + f_dbl.dd + g_dbl.e.dd));
+  CHECK( res_dbl.e.ff == (e_dbl.b + f_dbl.ff + g_dbl.e.ff));
+
+  CHECK(ffi_prep_closure(pcl, &cif, cls_struct_combined_gn, NULL) == FFI_OK);
+
+  res_dbl = ((cls_struct_combined(*)(cls_struct_16byte1,
+				     cls_struct_16byte2,
+				     cls_struct_combined))
+	     (pcl))(e_dbl, f_dbl, g_dbl);
+  /* { dg-output "\n9 2 6 1 2 3 4 5 6 3 1 8: 15 10 13 10 12 13" } */
+  CHECK( res_dbl.d.a == (e_dbl.a + f_dbl.dd + g_dbl.d.a));
+  CHECK( res_dbl.d.b == (e_dbl.b + f_dbl.ff + g_dbl.d.b));
+  CHECK( res_dbl.d.c == (e_dbl.c + f_dbl.ii + g_dbl.d.c));
+  CHECK( res_dbl.e.ii == (e_dbl.c + f_dbl.ii + g_dbl.e.ii));
+  CHECK( res_dbl.e.dd == (e_dbl.a + f_dbl.dd + g_dbl.e.dd));
+  CHECK( res_dbl.e.ff == (e_dbl.b + f_dbl.ff + g_dbl.e.ff));
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/nested_struct1.c b/libffi/testsuite/libffi.call/nested_struct1.c
new file mode 100644
index 0000000..1d87945
--- /dev/null
+++ b/libffi/testsuite/libffi.call/nested_struct1.c
@@ -0,0 +1,168 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check structure passing with different structure size.
+		Contains structs as parameter of the struct itself.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<andreast@gcc.gnu.org> 20030828	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+typedef struct cls_struct_16byte1 {
+  double a;
+  float b;
+  int c;
+} cls_struct_16byte1;
+
+typedef struct cls_struct_16byte2 {
+  int ii;
+  double dd;
+  float ff;
+} cls_struct_16byte2;
+
+typedef struct cls_struct_combined {
+  cls_struct_16byte1 d;
+  cls_struct_16byte2 e;
+} cls_struct_combined;
+
+cls_struct_combined cls_struct_combined_fn(struct cls_struct_16byte1 b0,
+					   struct cls_struct_16byte2 b1,
+					   struct cls_struct_combined b2,
+					   struct cls_struct_16byte1 b3)
+{
+  struct cls_struct_combined result;
+
+  result.d.a = b0.a + b1.dd + b2.d.a;
+  result.d.b = b0.b + b1.ff + b2.d.b;
+  result.d.c = b0.c + b1.ii + b2.d.c;
+  result.e.ii = b0.c + b1.ii + b2.e.ii;
+  result.e.dd = b0.a + b1.dd + b2.e.dd;
+  result.e.ff = b0.b + b1.ff + b2.e.ff;
+
+  printf("%g %g %d %d %g %g %g %g %d %d %g %g %g %g %d: %g %g %d %d %g %g\n",
+	 b0.a, b0.b, b0.c,
+	 b1.ii, b1.dd, b1.ff,
+	 b2.d.a, b2.d.b, b2.d.c,
+	 b2.e.ii, b2.e.dd, b2.e.ff,
+	 b3.a, b3.b, b3.c,
+	 result.d.a, result.d.b, result.d.c,
+	 result.e.ii, result.e.dd, result.e.ff);
+
+  return result;
+}
+
+static void
+cls_struct_combined_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+  struct cls_struct_16byte1 b0;
+  struct cls_struct_16byte2 b1;
+  struct cls_struct_combined b2;
+  struct cls_struct_16byte1 b3;
+
+  b0 = *(struct cls_struct_16byte1*)(args[0]);
+  b1 = *(struct cls_struct_16byte2*)(args[1]);
+  b2 = *(struct cls_struct_combined*)(args[2]);
+  b3 = *(struct cls_struct_16byte1*)(args[3]);
+
+
+  *(cls_struct_combined*)resp = cls_struct_combined_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[5];
+  ffi_type* cls_struct_fields1[5];
+  ffi_type* cls_struct_fields2[5];
+  ffi_type cls_struct_type, cls_struct_type1, cls_struct_type2;
+  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;
+
+  cls_struct_type1.size = 0;
+  cls_struct_type1.alignment = 0;
+  cls_struct_type1.type = FFI_TYPE_STRUCT;
+  cls_struct_type1.elements = cls_struct_fields1;
+
+  cls_struct_type2.size = 0;
+  cls_struct_type2.alignment = 0;
+  cls_struct_type2.type = FFI_TYPE_STRUCT;
+  cls_struct_type2.elements = cls_struct_fields2;
+
+  struct cls_struct_16byte1 e_dbl = { 9.0, 2.0, 6};
+  struct cls_struct_16byte2 f_dbl = { 1, 2.0, 3.0};
+  struct cls_struct_combined g_dbl = {{4.0, 5.0, 6},
+				      {3, 1.0, 8.0}};
+  struct cls_struct_16byte1 h_dbl = { 3.0, 2.0, 4};
+  struct cls_struct_combined res_dbl;
+
+  cls_struct_fields[0] = &ffi_type_double;
+  cls_struct_fields[1] = &ffi_type_float;
+  cls_struct_fields[2] = &ffi_type_uint32;
+  cls_struct_fields[3] = NULL;
+
+  cls_struct_fields1[0] = &ffi_type_uint32;
+  cls_struct_fields1[1] = &ffi_type_double;
+  cls_struct_fields1[2] = &ffi_type_float;
+  cls_struct_fields1[3] = NULL;
+
+  cls_struct_fields2[0] = &cls_struct_type;
+  cls_struct_fields2[1] = &cls_struct_type1;
+  cls_struct_fields2[2] = NULL;
+
+
+  dbl_arg_types[0] = &cls_struct_type;
+  dbl_arg_types[1] = &cls_struct_type1;
+  dbl_arg_types[2] = &cls_struct_type2;
+  dbl_arg_types[3] = &cls_struct_type;
+  dbl_arg_types[4] = NULL;
+
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 4, &cls_struct_type2,
+		     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_combined_fn), &res_dbl, args_dbl);
+  /* { dg-output "9 2 6 1 2 3 4 5 6 3 1 8 3 2 4: 15 10 13 10 12 13" } */
+  CHECK( res_dbl.d.a == (e_dbl.a + f_dbl.dd + g_dbl.d.a));
+  CHECK( res_dbl.d.b == (e_dbl.b + f_dbl.ff + g_dbl.d.b));
+  CHECK( res_dbl.d.c == (e_dbl.c + f_dbl.ii + g_dbl.d.c));
+  CHECK( res_dbl.e.ii == (e_dbl.c + f_dbl.ii + g_dbl.e.ii));
+  CHECK( res_dbl.e.dd == (e_dbl.a + f_dbl.dd + g_dbl.e.dd));
+  CHECK( res_dbl.e.ff == (e_dbl.b + f_dbl.ff + g_dbl.e.ff));
+
+  CHECK(ffi_prep_closure(pcl, &cif, cls_struct_combined_gn, NULL) == FFI_OK);
+
+  res_dbl = ((cls_struct_combined(*)(cls_struct_16byte1,
+				     cls_struct_16byte2,
+				     cls_struct_combined,
+				     cls_struct_16byte1))
+	     (pcl))(e_dbl, f_dbl, g_dbl, h_dbl);
+  /* { dg-output "\n9 2 6 1 2 3 4 5 6 3 1 8 3 2 4: 15 10 13 10 12 13" } */
+  CHECK( res_dbl.d.a == (e_dbl.a + f_dbl.dd + g_dbl.d.a));
+  CHECK( res_dbl.d.b == (e_dbl.b + f_dbl.ff + g_dbl.d.b));
+  CHECK( res_dbl.d.c == (e_dbl.c + f_dbl.ii + g_dbl.d.c));
+  CHECK( res_dbl.e.ii == (e_dbl.c + f_dbl.ii + g_dbl.e.ii));
+  CHECK( res_dbl.e.dd == (e_dbl.a + f_dbl.dd + g_dbl.e.dd));
+  CHECK( res_dbl.e.ff == (e_dbl.b + f_dbl.ff + g_dbl.e.ff));
+  //  CHECK( 1 == 0);
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/nested_struct2.c b/libffi/testsuite/libffi.call/nested_struct2.c
new file mode 100644
index 0000000..3572a4c
--- /dev/null
+++ b/libffi/testsuite/libffi.call/nested_struct2.c
@@ -0,0 +1,127 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check structure passing with different structure size.
+		Contains structs as parameter of the struct itself.
+		Sample taken from Alan Modras patch to src/prep_cif.c.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<andreast@gcc.gnu.org> 20030911	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+#if LONG_MAX == 2147483647
+#define ffi_type_mylong ffi_type_uint32
+#else
+#if LONG_MAX == 9223372036854775807
+#define ffi_type_mylong ffi_type_uint64
+#else
+#error "Error, size LONG not defined as expected"
+#endif
+#endif
+
+typedef struct A {
+  unsigned long a;
+  unsigned char b;
+} A;
+
+typedef struct B {
+  struct A x;
+  unsigned char y;
+} B;
+
+B B_fn(struct A b0, struct B b1)
+{
+  struct B result;
+
+  result.x.a = b0.a + b1.x.a;
+  result.x.b = b0.b + b1.x.b + b1.y;
+  result.y = b0.b + b1.x.b;
+
+  printf("%d %d %d %d %d: %d %d %d\n", b0.a, b0.b, b1.x.a, b1.x.b, b1.y,
+	 result.x.a, result.x.b, result.y);
+
+  return result;
+}
+
+static void
+B_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+  struct A b0;
+  struct B b1;
+
+  b0 = *(struct A*)(args[0]);
+  b1 = *(struct B*)(args[1]);
+
+  *(B*)resp = B_fn(b0, b1);
+}
+
+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_fields1[3];
+  ffi_type cls_struct_type, cls_struct_type1;
+  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;
+
+  cls_struct_type1.size = 0;
+  cls_struct_type1.alignment = 0;
+  cls_struct_type1.type = FFI_TYPE_STRUCT;
+  cls_struct_type1.elements = cls_struct_fields1;
+
+  struct A e_dbl = { 1, 7};
+  struct B f_dbl = {{12 , 127}, 99};
+
+  struct B res_dbl;
+
+  cls_struct_fields[0] = &ffi_type_mylong;
+  cls_struct_fields[1] = &ffi_type_uchar;
+  cls_struct_fields[2] = NULL;
+
+  cls_struct_fields1[0] = &cls_struct_type;
+  cls_struct_fields1[1] = &ffi_type_uchar;
+  cls_struct_fields1[2] = NULL;
+
+
+  dbl_arg_types[0] = &cls_struct_type;
+  dbl_arg_types[1] = &cls_struct_type1;
+  dbl_arg_types[2] = NULL;
+
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &cls_struct_type1,
+		     dbl_arg_types) == FFI_OK);
+
+  args_dbl[0] = &e_dbl;
+  args_dbl[1] = &f_dbl;
+  args_dbl[2] = NULL;
+
+  ffi_call(&cif, FFI_FN(B_fn), &res_dbl, args_dbl);
+  /* { dg-output "1 7 12 127 99: 13 233 134" } */
+  CHECK( res_dbl.x.a == (e_dbl.a + f_dbl.x.a));
+  CHECK( res_dbl.x.b == (e_dbl.b + f_dbl.x.b + f_dbl.y));
+  CHECK( res_dbl.y == (e_dbl.b + f_dbl.x.b));
+
+
+  CHECK(ffi_prep_closure(pcl, &cif, B_gn, NULL) == FFI_OK);
+
+  res_dbl = ((B(*)(A, B))(pcl))(e_dbl, f_dbl);
+  /* { dg-output "\n1 7 12 127 99: 13 233 134" } */
+  CHECK( res_dbl.x.a == (e_dbl.a + f_dbl.x.a));
+  CHECK( res_dbl.x.b == (e_dbl.b + f_dbl.x.b + f_dbl.y));
+  CHECK( res_dbl.y == (e_dbl.b + f_dbl.x.b));
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/nested_struct3.c b/libffi/testsuite/libffi.call/nested_struct3.c
new file mode 100644
index 0000000..95cf2f3
--- /dev/null
+++ b/libffi/testsuite/libffi.call/nested_struct3.c
@@ -0,0 +1,118 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check structure passing with different structure size.
+		Contains structs as parameter of the struct itself.
+		Sample taken from Alan Modras patch to src/prep_cif.c.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<andreast@gcc.gnu.org> 20030911	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+typedef struct A {
+  unsigned long long a;
+  unsigned char b;
+} A;
+
+typedef struct B {
+  struct A x;
+  unsigned char y;
+} B;
+
+B B_fn(struct A b0, struct B b1)
+{
+  struct B result;
+
+  result.x.a = b0.a + b1.x.a;
+  result.x.b = b0.b + b1.x.b + b1.y;
+  result.y = b0.b + b1.x.b;
+
+  printf("%d %d %d %d %d: %d %d %d\n", (int)b0.a, b0.b,
+	 (int)b1.x.a, b1.x.b, b1.y,
+	 (int)result.x.a, result.x.b, result.y);
+
+  return result;
+}
+
+static void
+B_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+  struct A b0;
+  struct B b1;
+
+  b0 = *(struct A*)(args[0]);
+  b1 = *(struct B*)(args[1]);
+
+  *(B*)resp = B_fn(b0, b1);
+}
+
+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_fields1[3];
+  ffi_type cls_struct_type, cls_struct_type1;
+  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;
+
+  cls_struct_type1.size = 0;
+  cls_struct_type1.alignment = 0;
+  cls_struct_type1.type = FFI_TYPE_STRUCT;
+  cls_struct_type1.elements = cls_struct_fields1;
+
+  struct A e_dbl = { 1LL, 7};
+  struct B f_dbl = {{12LL , 127}, 99};
+
+  struct B res_dbl;
+
+  cls_struct_fields[0] = &ffi_type_uint64;
+  cls_struct_fields[1] = &ffi_type_uchar;
+  cls_struct_fields[2] = NULL;
+
+  cls_struct_fields1[0] = &cls_struct_type;
+  cls_struct_fields1[1] = &ffi_type_uchar;
+  cls_struct_fields1[2] = NULL;
+
+
+  dbl_arg_types[0] = &cls_struct_type;
+  dbl_arg_types[1] = &cls_struct_type1;
+  dbl_arg_types[2] = NULL;
+
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &cls_struct_type1,
+		     dbl_arg_types) == FFI_OK);
+
+  args_dbl[0] = &e_dbl;
+  args_dbl[1] = &f_dbl;
+  args_dbl[2] = NULL;
+
+  ffi_call(&cif, FFI_FN(B_fn), &res_dbl, args_dbl);
+  /* { dg-output "1 7 12 127 99: 13 233 134" } */
+  CHECK( res_dbl.x.a == (e_dbl.a + f_dbl.x.a));
+  CHECK( res_dbl.x.b == (e_dbl.b + f_dbl.x.b + f_dbl.y));
+  CHECK( res_dbl.y == (e_dbl.b + f_dbl.x.b));
+
+
+  CHECK(ffi_prep_closure(pcl, &cif, B_gn, NULL) == FFI_OK);
+
+  res_dbl = ((B(*)(A, B))(pcl))(e_dbl, f_dbl);
+  /* { dg-output "\n1 7 12 127 99: 13 233 134" } */
+  CHECK( res_dbl.x.a == (e_dbl.a + f_dbl.x.a));
+  CHECK( res_dbl.x.b == (e_dbl.b + f_dbl.x.b + f_dbl.y));
+  CHECK( res_dbl.y == (e_dbl.b + f_dbl.x.b));
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/problem1.c b/libffi/testsuite/libffi.call/problem1.c
new file mode 100644
index 0000000..5b6397f
--- /dev/null
+++ b/libffi/testsuite/libffi.call/problem1.c
@@ -0,0 +1,97 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check structure passing with different structure size.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<andreast@gcc.gnu.org> 20030828	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+typedef struct my_ffi_struct {
+  double a;
+  double b;
+  double c;
+} my_ffi_struct;
+
+my_ffi_struct callee(struct my_ffi_struct a1, struct my_ffi_struct a2)
+{
+  struct my_ffi_struct result;
+  result.a = a1.a + a2.a;
+  result.b = a1.b + a2.b;
+  result.c = a1.c + a2.c;
+
+
+  printf("%g %g %g %g %g %g: %g %g %g\n", a1.a, a1.b, a1.c,
+	 a2.a, a2.b, a2.c, result.a, result.b, result.c);
+
+  return result;
+}
+
+void stub(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+  struct my_ffi_struct a1;
+  struct my_ffi_struct a2;
+
+  a1 = *(struct my_ffi_struct*)(args[0]);
+  a2 = *(struct my_ffi_struct*)(args[1]);
+
+  *(my_ffi_struct *)resp = callee(a1, a2);
+}
+
+
+int main(void)
+{
+  ffi_type* my_ffi_struct_fields[4];
+  ffi_type my_ffi_struct_type;
+  ffi_cif cif;
+#ifndef USING_MMAP
+  static ffi_closure cl;
+#endif
+  ffi_closure *pcl;
+  void* args[4];
+  ffi_type* arg_types[3];
+
+#ifdef USING_MMAP
+  pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+  pcl = &cl;
+#endif
+
+  struct my_ffi_struct g = { 1.0, 2.0, 3.0 };
+  struct my_ffi_struct f = { 1.0, 2.0, 3.0 };
+  struct my_ffi_struct res;
+
+  my_ffi_struct_type.size = 0;
+  my_ffi_struct_type.alignment = 0;
+  my_ffi_struct_type.type = FFI_TYPE_STRUCT;
+  my_ffi_struct_type.elements = my_ffi_struct_fields;
+
+  my_ffi_struct_fields[0] = &ffi_type_double;
+  my_ffi_struct_fields[1] = &ffi_type_double;
+  my_ffi_struct_fields[2] = &ffi_type_double;
+  my_ffi_struct_fields[3] = NULL;
+
+  arg_types[0] = &my_ffi_struct_type;
+  arg_types[1] = &my_ffi_struct_type;
+  arg_types[2] = NULL;
+
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &my_ffi_struct_type,
+		     arg_types) == FFI_OK);
+
+  args[0] = &g;
+  args[1] = &f;
+  args[2] = NULL;
+  ffi_call(&cif, FFI_FN(callee), &res, args);
+  /* { dg-output "1 2 3 1 2 3: 2 4 6" } */
+  printf("res: %g %g %g\n", res.a, res.b, res.c);
+  /* { dg-output "\nres: 2 4 6" } */
+
+  CHECK(ffi_prep_closure(pcl, &cif, stub, NULL) == FFI_OK);
+
+  res = ((my_ffi_struct(*)(struct my_ffi_struct, struct my_ffi_struct))(pcl))(g, f);
+  /* { dg-output "\n1 2 3 1 2 3: 2 4 6" } */
+  printf("res: %g %g %g\n", res.a, res.b, res.c);
+  /* { dg-output "\nres: 2 4 6" } */
+
+  exit(0);;
+}
diff --git a/libffi/testsuite/libffi.call/promotion.c b/libffi/testsuite/libffi.call/promotion.c
new file mode 100644
index 0000000..75e8421
--- /dev/null
+++ b/libffi/testsuite/libffi.call/promotion.c
@@ -0,0 +1,59 @@
+/* Area:	ffi_call
+   Purpose:	Promotion test.
+   Limitations:	none.
+   PR:		none.
+   Originator:	From the original ffitest.c  */
+
+/* { dg-do run } */
+#include "ffitest.h"
+static int promotion(signed char sc, signed short ss, 
+		     unsigned char uc, unsigned short us)
+{
+  int r = (int) sc + (int) ss + (int) uc + (int) us;
+
+  return r;
+}
+
+int main (void)
+{
+  ffi_cif cif;
+  ffi_type *args[MAX_ARGS];
+  void *values[MAX_ARGS];
+  ffi_arg rint;
+  signed char sc;
+  unsigned char uc;
+  signed short ss;
+  unsigned short us;
+  unsigned long ul;
+
+  args[0] = &ffi_type_schar;
+  args[1] = &ffi_type_sshort;
+  args[2] = &ffi_type_uchar;
+  args[3] = &ffi_type_ushort;
+  values[0] = &sc;
+  values[1] = &ss;
+  values[2] = &uc;
+  values[3] = &us;
+  
+  /* Initialize the cif */
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 4, 
+		     &ffi_type_sint, args) == FFI_OK);
+  
+  us = 0;
+  ul = 0;
+  
+  for (sc = (signed char) -127; 
+       sc <= (signed char) 120; /*@-type@*/ sc += 1 /*@=type@*/)
+    for (ss = -30000; ss <= 30000; ss += 10000)
+      for (uc = (unsigned char) 0; 
+	   uc <= (unsigned char) 200; /*@-type@*/ uc += 20 /*@=type@*/)
+	for (us = 0; us <= 60000; us += 10000)
+	  {
+	    ul++;
+	    ffi_call(&cif, FFI_FN(promotion), &rint, values);
+	    CHECK((int)rint == (signed char) sc + (signed short) ss +
+		  (unsigned char) uc + (unsigned short) us);
+	  }
+  printf("%lu promotion tests run\n", ul);
+  exit(0); 
+}
diff --git a/libffi/testsuite/libffi.call/pyobjc-tc.c b/libffi/testsuite/libffi.call/pyobjc-tc.c
new file mode 100644
index 0000000..017323c
--- /dev/null
+++ b/libffi/testsuite/libffi.call/pyobjc-tc.c
@@ -0,0 +1,114 @@
+/* Area:	ffi_call
+   Purpose:	Check different structures.
+   Limitations:	none.
+   PR:		none.
+   Originator:	Ronald Oussoren <oussoren@cistron.nl> 20030824	*/
+
+/* { dg-do run } */
+#include "ffitest.h"
+
+typedef struct Point {
+	float x;
+	float y;
+} Point;
+
+typedef struct Size {
+	float h;
+	float w;
+} Size;
+
+typedef struct Rect {
+	Point o;
+	Size  s;
+} Rect;
+
+int doit(int o, char* s, Point p, Rect r, int last)
+{
+	printf("CALLED WITH %d %s {%f %f} {{%f %f} {%f %f}} %d\n",
+		o, s, p.x, p.y, r.o.x, r.o.y, r.s.h, r.s.w, last);
+	return 42;
+}
+
+
+int main(void)
+{
+	ffi_type point_type;
+	ffi_type size_type;
+	ffi_type rect_type;
+	ffi_cif cif;
+	ffi_type* arglist[6];
+	void* values[6];
+	int r;
+
+	/*
+	 *  First set up FFI types for the 3 struct types
+	 */
+
+	point_type.size = 0; /*sizeof(Point);*/
+	point_type.alignment = 0; /*__alignof__(Point);*/
+	point_type.type = FFI_TYPE_STRUCT;
+	point_type.elements = malloc(3 * sizeof(ffi_type*));
+	point_type.elements[0] = &ffi_type_float;
+	point_type.elements[1] = &ffi_type_float;
+	point_type.elements[2] = NULL;
+
+	size_type.size = 0;/* sizeof(Size);*/
+	size_type.alignment = 0;/* __alignof__(Size);*/
+	size_type.type = FFI_TYPE_STRUCT;
+	size_type.elements = malloc(3 * sizeof(ffi_type*));
+	size_type.elements[0] = &ffi_type_float;
+	size_type.elements[1] = &ffi_type_float;
+	size_type.elements[2] = NULL;
+
+	rect_type.size = 0;/*sizeof(Rect);*/
+	rect_type.alignment =0;/* __alignof__(Rect);*/
+	rect_type.type = FFI_TYPE_STRUCT;
+	rect_type.elements = malloc(3 * sizeof(ffi_type*));
+	rect_type.elements[0] = &point_type;
+	rect_type.elements[1] = &size_type;
+	rect_type.elements[2] = NULL;
+
+	/*
+	 * Create a CIF
+	 */
+	arglist[0] = &ffi_type_sint;
+	arglist[1] = &ffi_type_pointer;
+	arglist[2] = &point_type;
+	arglist[3] = &rect_type;
+	arglist[4] = &ffi_type_sint;
+	arglist[5] = NULL;
+
+	r = ffi_prep_cif(&cif, FFI_DEFAULT_ABI,
+			5, &ffi_type_sint, arglist);
+	if (r != FFI_OK) {
+		abort();
+	}
+
+
+	/* And call the function through the CIF */
+
+	{
+	Point p = { 1.0, 2.0 };
+	Rect  r = { { 9.0, 10.0}, { -1.0, -2.0 } };
+	int   o = 0;
+	int   l = 42;
+	char* m = "myMethod";
+	ffi_arg result;
+
+	values[0] = &o;
+	values[1] = &m;
+	values[2] = &p;
+	values[3] = &r;
+	values[4] = &l;
+	values[5] = NULL;
+
+	printf("CALLING WITH %d %s {%f %f} {{%f %f} {%f %f}} %d\n",
+		o, m, p.x, p.y, r.o.x, r.o.y, r.s.h, r.s.w, l);
+
+	ffi_call(&cif, FFI_FN(doit), &result, values);
+
+	printf ("The result is %d\n", result);
+
+	}
+	exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/return_ll.c b/libffi/testsuite/libffi.call/return_ll.c
new file mode 100644
index 0000000..b95cac4
--- /dev/null
+++ b/libffi/testsuite/libffi.call/return_ll.c
@@ -0,0 +1,45 @@
+/* Area:	ffi_call
+   Purpose:	Check return value long long.
+   Limitations:	none.
+   PR:		none.
+   Originator:	From the original ffitest.c  */
+
+/* { dg-do run } */
+#include "ffitest.h"
+static long long return_ll(long long ll)
+{
+  return ll;
+}
+
+int main (void)
+{
+  ffi_cif cif;
+  ffi_type *args[MAX_ARGS];
+  void *values[MAX_ARGS];
+  long long rlonglong;
+  long long ll;
+  unsigned long ul;
+  
+ 
+  args[0] = &ffi_type_sint64;
+  values[0] = &ll;
+  
+  /* Initialize the cif */
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, 
+		     &ffi_type_sint64, args) == FFI_OK);
+  
+  for (ll = 0LL; ll < 100LL; ll++)
+    {
+      ul++;
+      ffi_call(&cif, FFI_FN(return_ll), &rlonglong, values);
+      CHECK(rlonglong == ll);
+    }
+  
+  for (ll = 55555555555000LL; ll < 55555555555100LL; ll++)
+    {
+      ul++;
+      ffi_call(&cif, FFI_FN(return_ll), &rlonglong, values);
+      CHECK(rlonglong == ll);
+    }
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/return_sc.c b/libffi/testsuite/libffi.call/return_sc.c
new file mode 100644
index 0000000..e528a84
--- /dev/null
+++ b/libffi/testsuite/libffi.call/return_sc.c
@@ -0,0 +1,38 @@
+/* Area:	ffi_call
+   Purpose:	Check return value signed char.
+   Limitations:	none.
+   PR:		none.
+   Originator:	From the original ffitest.c  */
+
+/* { dg-do run } */
+#include "ffitest.h"
+
+static signed char return_sc(signed char sc)
+{
+  return sc;
+}
+int main (void)
+{
+  ffi_cif cif;
+  ffi_type *args[MAX_ARGS];
+  void *values[MAX_ARGS];
+  ffi_arg rint;
+  signed char sc;
+  unsigned long ul;
+
+  args[0] = &ffi_type_schar;
+  values[0] = &sc;
+
+  /* Initialize the cif */
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1,
+		     &ffi_type_schar, args) == FFI_OK);
+
+  for (sc = (signed char) -127;
+       sc < (signed char) 127; sc++)
+    {
+      ul++;
+      ffi_call(&cif, FFI_FN(return_sc), &rint, values);
+      CHECK(rint == (ffi_arg) sc);
+    }
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/return_uc.c b/libffi/testsuite/libffi.call/return_uc.c
new file mode 100644
index 0000000..c943d48
--- /dev/null
+++ b/libffi/testsuite/libffi.call/return_uc.c
@@ -0,0 +1,40 @@
+/* Area:	ffi_call
+   Purpose:	Check return value unsigned char.
+   Limitations:	none.
+   PR:		none.
+   Originator:	From the original ffitest.c  */
+
+/* { dg-do run } */
+#include "ffitest.h"
+
+static unsigned char return_uc(unsigned char uc)
+{
+  return uc;
+}
+
+int main (void)
+{
+  ffi_cif cif;
+  ffi_type *args[MAX_ARGS];
+  void *values[MAX_ARGS];
+  ffi_arg rint;
+
+  unsigned char uc;
+  unsigned long ul;
+
+  args[0] = &ffi_type_uchar;
+  values[0] = &uc;
+  
+  /* Initialize the cif */
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, 
+		     &ffi_type_uchar, args) == FFI_OK);
+  
+  for (uc = (unsigned char) '\x00'; 
+       uc < (unsigned char) '\xff'; uc++)
+    {
+      ul++;
+      ffi_call(&cif, FFI_FN(return_uc), &rint, values);
+      CHECK(rint == (signed int) uc);
+    }
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/strlen.c b/libffi/testsuite/libffi.call/strlen.c
new file mode 100644
index 0000000..3de45de
--- /dev/null
+++ b/libffi/testsuite/libffi.call/strlen.c
@@ -0,0 +1,44 @@
+/* Area:	ffi_call
+   Purpose:	Check strlen function call.
+   Limitations:	none.
+   PR:		none.
+   Originator:	From the original ffitest.c  */
+
+/* { dg-do run } */
+#include "ffitest.h"
+
+static size_t my_strlen(char *s)
+{
+  return (strlen(s));
+}
+
+int main (void)
+{
+  ffi_cif cif;
+  ffi_type *args[MAX_ARGS];
+  void *values[MAX_ARGS];
+  ffi_arg rint;
+  char *s;
+
+  args[0] = &ffi_type_pointer;
+  values[0] = (void*) &s;
+  
+  /* Initialize the cif */
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, 
+		     &ffi_type_sint, args) == FFI_OK);
+  
+  s = "a";
+  ffi_call(&cif, FFI_FN(my_strlen), &rint, values);
+  CHECK(rint == 1);
+  
+  s = "1234567";
+  ffi_call(&cif, FFI_FN(my_strlen), &rint, values);
+  CHECK(rint == 7);
+  
+  s = "1234567890123456789012345";
+  ffi_call(&cif, FFI_FN(my_strlen), &rint, values);
+  CHECK(rint == 25);
+  
+  exit (0);
+}
+  
diff --git a/libffi/testsuite/libffi.call/strlen_win32.c b/libffi/testsuite/libffi.call/strlen_win32.c
new file mode 100644
index 0000000..6fbcc87
--- /dev/null
+++ b/libffi/testsuite/libffi.call/strlen_win32.c
@@ -0,0 +1,44 @@
+/* Area:	ffi_call
+   Purpose:	Check stdcall strlen call on X86_WIN32 systems.
+   Limitations:	none.
+   PR:		none.
+   Originator:	From the original ffitest.c  */
+
+/* { dg-do run { target i?86-*-cygwin* i?86-*-mingw* } } */
+
+#include "ffitest.h"
+
+static size_t __attribute__((stdcall)) my_stdcall_strlen(char *s)
+{
+  return (strlen(s));
+}
+
+int main (void)
+{
+  ffi_cif cif;
+  ffi_type *args[MAX_ARGS];
+  void *values[MAX_ARGS];
+  ffi_arg rint;
+  char *s;
+  args[0] = &ffi_type_pointer;
+  values[0] = (void*) &s;
+  
+  /* Initialize the cif */
+  CHECK(ffi_prep_cif(&cif, FFI_STDCALL, 1,
+		       &ffi_type_sint, args) == FFI_OK);
+  
+  s = "a";
+  ffi_call(&cif, FFI_FN(my_stdcall_strlen), &rint, values);
+  CHECK(rint == 1);
+  
+  s = "1234567";
+  ffi_call(&cif, FFI_FN(my_stdcall_strlen), &rint, values);
+  CHECK(rint == 7);
+  
+  s = "1234567890123456789012345";
+  ffi_call(&cif, FFI_FN(my_stdcall_strlen), &rint, values);
+  CHECK(rint == 25);
+  
+  printf("stdcall strlen tests passed\n");
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/struct1.c b/libffi/testsuite/libffi.call/struct1.c
new file mode 100644
index 0000000..99c5d3b
--- /dev/null
+++ b/libffi/testsuite/libffi.call/struct1.c
@@ -0,0 +1,67 @@
+/* Area:	ffi_call
+   Purpose:	Check structures.
+   Limitations:	none.
+   PR:		none.
+   Originator:	From the original ffitest.c  */
+
+/* { dg-do run } */
+#include "ffitest.h"
+
+typedef struct
+{
+  unsigned char uc;
+  double d;
+  unsigned int ui;
+} test_structure_1;
+
+static test_structure_1 struct1(test_structure_1 ts)
+{
+  /*@-type@*/
+  ts.uc++;
+  /*@=type@*/
+  ts.d--;
+  ts.ui++;
+
+  return ts;
+}
+
+int main (void)
+{
+  ffi_cif cif;
+  ffi_type *args[MAX_ARGS];
+  void *values[MAX_ARGS];
+  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_uchar;
+  ts1_type_elements[1] = &ffi_type_double;
+  ts1_type_elements[2] = &ffi_type_uint;
+  ts1_type_elements[3] = NULL;
+  
+  test_structure_1 ts1_arg;
+  /* This is a hack to get a properly aligned result buffer */
+  test_structure_1 *ts1_result = 
+    (test_structure_1 *) malloc (sizeof(test_structure_1));
+  
+  args[0] = &ts1_type;
+  values[0] = &ts1_arg;
+  
+  /* Initialize the cif */
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, 
+		     &ts1_type, args) == FFI_OK);
+  
+  ts1_arg.uc = '\x01';
+  ts1_arg.d = 3.14159;
+  ts1_arg.ui = 555;
+
+  ffi_call(&cif, FFI_FN(struct1), ts1_result, values);
+  
+  CHECK(ts1_result->ui == 556);
+  CHECK(ts1_result->d == 3.14159 - 1);
+ 
+  free (ts1_result);
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/struct2.c b/libffi/testsuite/libffi.call/struct2.c
new file mode 100644
index 0000000..14bc9fd
--- /dev/null
+++ b/libffi/testsuite/libffi.call/struct2.c
@@ -0,0 +1,67 @@
+/* Area:	ffi_call
+   Purpose:	Check structures.
+   Limitations:	none.
+   PR:		none.
+   Originator:	From the original ffitest.c  */
+
+/* { dg-do run } */
+#include "ffitest.h"
+
+typedef struct
+{
+  double d1;
+  double d2;
+} test_structure_2;
+
+static test_structure_2 struct2(test_structure_2 ts)
+{
+  ts.d1--;
+  ts.d2--;
+
+  return ts;
+}
+
+int main (void)
+{
+  ffi_cif cif;
+  ffi_type *args[MAX_ARGS];
+  void *values[MAX_ARGS];
+  test_structure_2 ts2_arg;
+  ffi_type ts2_type;
+  ffi_type *ts2_type_elements[3];
+  ts2_type.size = 0;
+  ts2_type.alignment = 0;
+  ts2_type.type = FFI_TYPE_STRUCT;
+  ts2_type.elements = ts2_type_elements;
+  ts2_type_elements[0] = &ffi_type_double;
+  ts2_type_elements[1] = &ffi_type_double;
+  ts2_type_elements[2] = NULL;
+
+  
+  /* This is a hack to get a properly aligned result buffer */
+  test_structure_2 *ts2_result = 
+    (test_structure_2 *) malloc (sizeof(test_structure_2));
+  
+  args[0] = &ts2_type;
+  values[0] = &ts2_arg;
+  
+  /* Initialize the cif */
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, &ts2_type, args) == FFI_OK);
+  
+  ts2_arg.d1 = 5.55;
+  ts2_arg.d2 = 6.66;
+  
+  printf ("%g\n", ts2_arg.d1);
+  printf ("%g\n", ts2_arg.d2);
+  
+  ffi_call(&cif, FFI_FN(struct2), ts2_result, values);
+  
+  printf ("%g\n", ts2_result->d1);
+  printf ("%g\n", ts2_result->d2);
+  
+  CHECK(ts2_result->d1 == 5.55 - 1);
+  CHECK(ts2_result->d2 == 6.66 - 1);
+  
+  free (ts2_result);
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/struct3.c b/libffi/testsuite/libffi.call/struct3.c
new file mode 100644
index 0000000..e0bb09b
--- /dev/null
+++ b/libffi/testsuite/libffi.call/struct3.c
@@ -0,0 +1,59 @@
+/* Area:	ffi_call
+   Purpose:	Check structures.
+   Limitations:	none.
+   PR:		none.
+   Originator:	From the original ffitest.c  */
+
+/* { dg-do run } */
+#include "ffitest.h"
+
+typedef struct
+{
+  int si;
+} test_structure_3;
+
+static test_structure_3 struct3(test_structure_3 ts)
+{
+  ts.si = -(ts.si*2);
+
+  return ts;
+}
+
+int main (void)
+{
+  ffi_cif cif;
+  ffi_type *args[MAX_ARGS];
+  void *values[MAX_ARGS];
+  int compare_value;
+  ffi_type ts3_type;
+  ffi_type *ts3_type_elements[2];
+  ts3_type.size = 0;
+  ts3_type.alignment = 0;
+  ts3_type.type = FFI_TYPE_STRUCT;
+  ts3_type.elements = ts3_type_elements;
+  ts3_type_elements[0] = &ffi_type_sint;
+  ts3_type_elements[1] = NULL;
+
+  test_structure_3 ts3_arg;
+  test_structure_3 *ts3_result = 
+    (test_structure_3 *) malloc (sizeof(test_structure_3));
+  
+  args[0] = &ts3_type;
+  values[0] = &ts3_arg;
+  
+  /* Initialize the cif */
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, 
+		     &ts3_type, args) == FFI_OK);
+  
+  ts3_arg.si = -123;
+  compare_value = ts3_arg.si;
+  
+  ffi_call(&cif, FFI_FN(struct3), ts3_result, values);
+  
+  printf ("%d %d\n", ts3_result->si, -(compare_value*2));
+  
+  CHECK(ts3_result->si == -(compare_value*2));
+ 
+  free (ts3_result);
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/struct4.c b/libffi/testsuite/libffi.call/struct4.c
new file mode 100644
index 0000000..0ad0a83
--- /dev/null
+++ b/libffi/testsuite/libffi.call/struct4.c
@@ -0,0 +1,63 @@
+/* Area:	ffi_call
+   Purpose:	Check structures.
+   Limitations:	none.
+   PR:		none.
+   Originator:	From the original ffitest.c  */
+
+/* { dg-do run } */
+#include "ffitest.h"
+
+typedef struct
+{
+  unsigned ui1;
+  unsigned ui2;
+  unsigned ui3;
+} test_structure_4;
+
+static test_structure_4 struct4(test_structure_4 ts)
+{
+  ts.ui3 = ts.ui1 * ts.ui2 * ts.ui3;
+
+  return ts;
+}
+
+int main (void)
+{
+  ffi_cif cif;
+  ffi_type *args[MAX_ARGS];
+  void *values[MAX_ARGS];
+  ffi_type ts4_type;
+  ffi_type *ts4_type_elements[4];  
+  ts4_type.size = 0;
+  ts4_type.alignment = 0;
+  ts4_type.type = FFI_TYPE_STRUCT;
+  test_structure_4 ts4_arg;
+  ts4_type.elements = ts4_type_elements;
+  ts4_type_elements[0] = &ffi_type_uint;
+  ts4_type_elements[1] = &ffi_type_uint;
+  ts4_type_elements[2] = &ffi_type_uint;
+  ts4_type_elements[3] = NULL;
+
+  
+  /* This is a hack to get a properly aligned result buffer */
+  test_structure_4 *ts4_result = 
+    (test_structure_4 *) malloc (sizeof(test_structure_4));
+  
+  args[0] = &ts4_type;
+  values[0] = &ts4_arg;
+  
+  /* Initialize the cif */
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, &ts4_type, args) == FFI_OK);
+  
+  ts4_arg.ui1 = 2;
+  ts4_arg.ui2 = 3;
+  ts4_arg.ui3 = 4;
+  
+  ffi_call (&cif, FFI_FN(struct4), ts4_result, values);
+  
+  CHECK(ts4_result->ui3 == 2U * 3U * 4U);
+ 
+  
+  free (ts4_result);
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/struct5.c b/libffi/testsuite/libffi.call/struct5.c
new file mode 100644
index 0000000..c03cc97
--- /dev/null
+++ b/libffi/testsuite/libffi.call/struct5.c
@@ -0,0 +1,65 @@
+/* Area:	ffi_call
+   Purpose:	Check structures.
+   Limitations:	none.
+   PR:		none.
+   Originator:	From the original ffitest.c  */
+
+/* { dg-do run } */
+#include "ffitest.h"
+typedef struct
+{
+  char c1;
+  char c2;
+} test_structure_5;
+
+static test_structure_5 struct5(test_structure_5 ts1, test_structure_5 ts2)
+{
+  ts1.c1 += ts2.c1;
+  ts1.c2 -= ts2.c2;
+  
+  return ts1;
+}
+
+int main (void)
+{
+  ffi_cif cif;
+  ffi_type *args[MAX_ARGS];
+  void *values[MAX_ARGS];
+  ffi_type ts5_type;
+  ffi_type *ts5_type_elements[3];
+  ts5_type.size = 0;
+  ts5_type.alignment = 0;
+  ts5_type.type = FFI_TYPE_STRUCT;
+  ts5_type.elements = ts5_type_elements;
+  ts5_type_elements[0] = &ffi_type_schar;
+  ts5_type_elements[1] = &ffi_type_schar;
+  ts5_type_elements[2] = NULL;
+
+  test_structure_5 ts5_arg1, ts5_arg2;
+  
+  /* This is a hack to get a properly aligned result buffer */
+  test_structure_5 *ts5_result = 
+    (test_structure_5 *) malloc (sizeof(test_structure_5));
+  
+  args[0] = &ts5_type;
+  args[1] = &ts5_type;
+  values[0] = &ts5_arg1;
+  values[1] = &ts5_arg2;
+  
+  /* Initialize the cif */
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &ts5_type, args) == FFI_OK);
+  
+  ts5_arg1.c1 = 2;
+  ts5_arg1.c2 = 6;
+  ts5_arg2.c1 = 5;
+  ts5_arg2.c2 = 3;
+  
+  ffi_call (&cif, FFI_FN(struct5), ts5_result, values);
+  
+  CHECK(ts5_result->c1 == 7); 
+  CHECK(ts5_result->c2 == 3);
+  
+  
+  free (ts5_result);
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/struct6.c b/libffi/testsuite/libffi.call/struct6.c
new file mode 100644
index 0000000..83db9af
--- /dev/null
+++ b/libffi/testsuite/libffi.call/struct6.c
@@ -0,0 +1,64 @@
+/* Area:	ffi_call
+   Purpose:	Check structures.
+   Limitations:	none.
+   PR:		none.
+   Originator:	From the original ffitest.c  */
+
+/* { dg-do run } */
+#include "ffitest.h"
+typedef struct
+{
+  float f;
+  double d;
+} test_structure_6;
+
+static test_structure_6 struct6 (test_structure_6 ts)
+{
+  ts.f += 1;
+  ts.d += 1;
+  
+  return ts;
+}
+
+int main (void)
+{
+  ffi_cif cif;
+  ffi_type *args[MAX_ARGS];
+  void *values[MAX_ARGS];
+  ffi_type ts6_type;
+  ffi_type *ts6_type_elements[3];
+  ts6_type.size = 0;
+  ts6_type.alignment = 0;
+  ts6_type.type = FFI_TYPE_STRUCT;
+  ts6_type.elements = ts6_type_elements;
+  ts6_type_elements[0] = &ffi_type_float;
+  ts6_type_elements[1] = &ffi_type_double;
+  ts6_type_elements[2] = NULL;
+
+
+  test_structure_6 ts6_arg;
+
+  /* This is a hack to get a properly aligned result buffer */
+  test_structure_6 *ts6_result = 
+    (test_structure_6 *) malloc (sizeof(test_structure_6));
+  
+  args[0] = &ts6_type;
+  values[0] = &ts6_arg;
+
+  /* Initialize the cif */
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, &ts6_type, args) == FFI_OK);
+  
+  ts6_arg.f = 5.55f;
+  ts6_arg.d = 6.66;
+  
+  printf ("%g\n", ts6_arg.f);
+  printf ("%g\n", ts6_arg.d);
+
+  ffi_call(&cif, FFI_FN(struct6), ts6_result, values);
+    
+  CHECK(ts6_result->f == 5.55f + 1);
+  CHECK(ts6_result->d == 6.66 + 1);
+    
+  free (ts6_result);
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/struct7.c b/libffi/testsuite/libffi.call/struct7.c
new file mode 100644
index 0000000..58aac4c
--- /dev/null
+++ b/libffi/testsuite/libffi.call/struct7.c
@@ -0,0 +1,74 @@
+/* Area:	ffi_call
+   Purpose:	Check structures.
+   Limitations:	none.
+   PR:		none.
+   Originator:	From the original ffitest.c  */
+
+/* { dg-do run } */
+#include "ffitest.h"
+typedef struct
+{
+  float f1;
+  float f2;
+  double d;
+} test_structure_7;
+
+static test_structure_7 struct7 (test_structure_7 ts)
+{
+  ts.f1 += 1;
+  ts.f2 += 1;
+  ts.d += 1;
+
+  return ts;
+}
+
+int main (void)
+{
+  ffi_cif cif;
+  ffi_type *args[MAX_ARGS];
+  void *values[MAX_ARGS];
+  ffi_type ts7_type;
+  ffi_type *ts7_type_elements[4];
+  ts7_type.size = 0;
+  ts7_type.alignment = 0;
+  ts7_type.type = FFI_TYPE_STRUCT;
+  ts7_type.elements = ts7_type_elements;
+  ts7_type_elements[0] = &ffi_type_float;
+  ts7_type_elements[1] = &ffi_type_float;
+  ts7_type_elements[2] = &ffi_type_double;
+  ts7_type_elements[3] = NULL;
+
+
+  test_structure_7 ts7_arg;
+  
+  /* This is a hack to get a properly aligned result buffer */
+  test_structure_7 *ts7_result = 
+    (test_structure_7 *) malloc (sizeof(test_structure_7));
+  
+  args[0] = &ts7_type;
+  values[0] = &ts7_arg;
+  
+  /* Initialize the cif */
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, &ts7_type, args) == FFI_OK);
+  
+  ts7_arg.f1 = 5.55f;
+  ts7_arg.f2 = 55.5f;
+  ts7_arg.d = 6.66;
+
+  printf ("%g\n", ts7_arg.f1);
+  printf ("%g\n", ts7_arg.f2);
+  printf ("%g\n", ts7_arg.d);
+  
+  ffi_call(&cif, FFI_FN(struct7), ts7_result, values);
+
+  printf ("%g\n", ts7_result->f1);
+  printf ("%g\n", ts7_result->f2);
+  printf ("%g\n", ts7_result->d);
+  
+  CHECK(ts7_result->f1 == 5.55f + 1);
+  CHECK(ts7_result->f2 == 55.5f + 1);
+  CHECK(ts7_result->d == 6.66 + 1);
+  
+  free (ts7_result);
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/struct8.c b/libffi/testsuite/libffi.call/struct8.c
new file mode 100644
index 0000000..c773ac7
--- /dev/null
+++ b/libffi/testsuite/libffi.call/struct8.c
@@ -0,0 +1,80 @@
+/* Area:	ffi_call
+   Purpose:	Check structures.
+   Limitations:	none.
+   PR:		none.
+   Originator:	From the original ffitest.c  */
+
+/* { dg-do run } */
+#include "ffitest.h"
+typedef struct
+{
+  float f1;
+  float f2;
+  float f3;
+  float f4;
+} test_structure_8;
+
+static test_structure_8 struct8 (test_structure_8 ts)
+{
+  ts.f1 += 1;
+  ts.f2 += 1;
+  ts.f3 += 1;
+  ts.f4 += 1;
+
+  return ts;
+}
+
+int main (void)
+{
+  ffi_cif cif;
+  ffi_type *args[MAX_ARGS];
+  void *values[MAX_ARGS];
+  ffi_type ts8_type;
+  ffi_type *ts8_type_elements[5];
+  ts8_type.size = 0;
+  ts8_type.alignment = 0;
+  ts8_type.type = FFI_TYPE_STRUCT;
+  ts8_type.elements = ts8_type_elements;
+  ts8_type_elements[0] = &ffi_type_float;
+  ts8_type_elements[1] = &ffi_type_float;
+  ts8_type_elements[2] = &ffi_type_float;
+  ts8_type_elements[3] = &ffi_type_float;
+  ts8_type_elements[4] = NULL;
+
+  test_structure_8 ts8_arg;
+  
+  /* This is a hack to get a properly aligned result buffer */
+  test_structure_8 *ts8_result = 
+    (test_structure_8 *) malloc (sizeof(test_structure_8));
+  
+  args[0] = &ts8_type;
+  values[0] = &ts8_arg;
+  
+  /* Initialize the cif */
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, &ts8_type, args) == FFI_OK);
+  
+  ts8_arg.f1 = 5.55f;
+  ts8_arg.f2 = 55.5f;
+  ts8_arg.f3 = -5.55f;
+  ts8_arg.f4 = -55.5f;
+
+  printf ("%g\n", ts8_arg.f1);
+  printf ("%g\n", ts8_arg.f2);
+  printf ("%g\n", ts8_arg.f3);
+  printf ("%g\n", ts8_arg.f4);
+  
+  ffi_call(&cif, FFI_FN(struct8), ts8_result, values);
+
+  printf ("%g\n", ts8_result->f1);
+  printf ("%g\n", ts8_result->f2);
+  printf ("%g\n", ts8_result->f3);
+  printf ("%g\n", ts8_result->f4);
+  
+  CHECK(ts8_result->f1 == 5.55f + 1);
+  CHECK(ts8_result->f2 == 55.5f + 1);
+  CHECK(ts8_result->f3 == -5.55f + 1);
+  CHECK(ts8_result->f4 == -55.5f + 1);
+  
+  free (ts8_result);
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/struct9.c b/libffi/testsuite/libffi.call/struct9.c
new file mode 100644
index 0000000..f30091f
--- /dev/null
+++ b/libffi/testsuite/libffi.call/struct9.c
@@ -0,0 +1,67 @@
+/* Area:	ffi_call
+   Purpose:	Check structures.
+   Limitations:	none.
+   PR:		none.
+   Originator:	From the original ffitest.c  */
+
+/* { dg-do run } */
+#include "ffitest.h"
+
+typedef struct
+{
+  float f;
+  int i;
+} test_structure_9;
+
+static test_structure_9 struct9 (test_structure_9 ts)
+{
+  ts.f += 1;
+  ts.i += 1;
+
+  return ts;
+}
+
+int main (void)
+{
+  ffi_cif cif;
+  ffi_type *args[MAX_ARGS];
+  void *values[MAX_ARGS];
+  ffi_type ts9_type;
+  ffi_type *ts9_type_elements[3];
+  ts9_type.size = 0;
+  ts9_type.alignment = 0;
+  ts9_type.type = FFI_TYPE_STRUCT;
+  ts9_type.elements = ts9_type_elements;
+  ts9_type_elements[0] = &ffi_type_float;
+  ts9_type_elements[1] = &ffi_type_sint;
+  ts9_type_elements[2] = NULL;
+
+  test_structure_9 ts9_arg;
+  
+  /* This is a hack to get a properly aligned result buffer */
+  test_structure_9 *ts9_result = 
+    (test_structure_9 *) malloc (sizeof(test_structure_9));
+  
+  args[0] = &ts9_type;
+  values[0] = &ts9_arg;
+  
+  /* Initialize the cif */
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, &ts9_type, args) == FFI_OK);
+  
+  ts9_arg.f = 5.55f;
+  ts9_arg.i = 5;
+  
+  printf ("%g\n", ts9_arg.f);
+  printf ("%d\n", ts9_arg.i);
+  
+  ffi_call(&cif, FFI_FN(struct9), ts9_result, values);
+
+  printf ("%g\n", ts9_result->f);
+  printf ("%d\n", ts9_result->i);
+  
+  CHECK(ts9_result->f == 5.55f + 1);
+  CHECK(ts9_result->i == 5 + 1);
+
+  free (ts9_result);
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.special/ffitestcxx.h b/libffi/testsuite/libffi.special/ffitestcxx.h
new file mode 100644
index 0000000..01414cc
--- /dev/null
+++ b/libffi/testsuite/libffi.special/ffitestcxx.h
@@ -0,0 +1,77 @@
+#include <stdlib.h>
+#include <stdio.h>
+#include <fcntl.h>
+#include <ffi.h>
+#include "fficonfig.h"
+
+#define MAX_ARGS 256
+
+#define CHECK(x) (!(x) ? abort() : (void)0)
+
+/* Prefer MAP_ANON(YMOUS) to /dev/zero, since we don't need to keep a
+   file open.  */
+#ifdef HAVE_MMAP_ANON
+# undef HAVE_MMAP_DEV_ZERO
+
+# include <sys/mman.h>
+# ifndef MAP_FAILED
+#  define MAP_FAILED -1
+# endif
+# if !defined (MAP_ANONYMOUS) && defined (MAP_ANON)
+#  define MAP_ANONYMOUS MAP_ANON
+# endif
+# define USING_MMAP
+
+#endif
+
+#ifdef HAVE_MMAP_DEV_ZERO
+
+# include <sys/mman.h>
+# ifndef MAP_FAILED
+#  define MAP_FAILED -1
+# endif
+# define USING_MMAP
+
+#endif
+
+#ifdef USING_MMAP
+static inline void *
+allocate_mmap (size_t size)
+{
+  void *page;
+#if defined (HAVE_MMAP_DEV_ZERO)
+  static int dev_zero_fd = -1;
+#endif
+
+#ifdef HAVE_MMAP_DEV_ZERO
+  if (dev_zero_fd == -1)
+    {
+      dev_zero_fd = open ("/dev/zero", O_RDONLY);
+      if (dev_zero_fd == -1)
+	{
+	  perror ("open /dev/zero: %m");
+	  exit (1);
+	}
+    }
+#endif
+
+
+#ifdef HAVE_MMAP_ANON
+  page = mmap (NULL, size, PROT_READ | PROT_WRITE | PROT_EXEC,
+	       MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
+#endif
+#ifdef HAVE_MMAP_DEV_ZERO
+  page = mmap (NULL, size, PROT_READ | PROT_WRITE | PROT_EXEC,
+	       MAP_PRIVATE, dev_zero_fd, 0);
+#endif
+
+  if (page == MAP_FAILED)
+    {
+      perror ("virtual memory exhausted");
+      exit (1);
+    }
+
+  return page;
+}
+
+#endif
diff --git a/libffi/testsuite/libffi.special/special.exp b/libffi/testsuite/libffi.special/special.exp
new file mode 100644
index 0000000..df96d03
--- /dev/null
+++ b/libffi/testsuite/libffi.special/special.exp
@@ -0,0 +1,36 @@
+#   Copyright (C) 2003 Free Software Foundation, Inc.
+
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+# 
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  
+
+# libffi testsuite that uses the 'dg.exp' driver.
+
+load_lib libffi-dg.exp
+
+dg-init
+libffi-init
+
+global srcdir subdir
+
+global cxx_options
+
+set cxx_options " -lstdc++"
+
+dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/*.cc]] $cxx_options ""
+
+dg-finish
+
+# Local Variables:
+# tcl-indent-level:4
+# End:
diff --git a/libffi/testsuite/libffi.special/unwindtest.cc b/libffi/testsuite/libffi.special/unwindtest.cc
new file mode 100644
index 0000000..4fec44c
--- /dev/null
+++ b/libffi/testsuite/libffi.special/unwindtest.cc
@@ -0,0 +1,123 @@
+/* Area:	ffi_closure, unwind info
+   Purpose:	Check if the unwind information is passed correctly.
+   Limitations:	none.
+   PR:		none.
+   Originator:	Jeff Sturm <jsturm@one-point.com>  */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitestcxx.h"
+
+void
+closure_test_fn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+  throw 9;
+}
+
+typedef void (*closure_test_type)();
+
+void closure_test_fn1(ffi_cif* cif,void* resp,void** args,
+			     void* userdata)
+ {
+    *(ffi_arg*)resp =
+      (int)*(float *)args[0] +(int)(*(float *)args[1]) +
+      (int)(*(float *)args[2]) + (int)*(float *)args[3] +
+      (int)(*(signed short *)args[4]) + (int)(*(float *)args[5]) +
+      (int)*(float *)args[6] + (int)(*(int *)args[7]) +
+      (int)(*(double*)args[8]) + (int)*(int *)args[9] +
+      (int)(*(int *)args[10]) + (int)(*(float *)args[11]) +
+      (int)*(int *)args[12] + (int)(*(int *)args[13]) +
+      (int)(*(int *)args[14]) + *(int *)args[15] + (int)(long)userdata;
+
+    printf("%d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d: %d\n",
+	   (int)*(float *)args[0], (int)(*(float *)args[1]),
+	   (int)(*(float *)args[2]), (int)*(float *)args[3],
+	   (int)(*(signed short *)args[4]), (int)(*(float *)args[5]),
+	   (int)*(float *)args[6], (int)(*(int *)args[7]),
+	   (int)(*(double *)args[8]), (int)*(int *)args[9],
+	   (int)(*(int *)args[10]), (int)(*(float *)args[11]),
+	   (int)*(int *)args[12], (int)(*(int *)args[13]),
+	   (int)(*(int *)args[14]), *(int *)args[15],
+	   (int)(long)userdata, (int)*(ffi_arg*)resp);
+
+    throw (int)*(ffi_arg*)resp;
+}
+
+typedef int (*closure_test_type1)(float, float, float, float, signed short,
+				  float, float, int, double, int, int, float,
+				  int, int, int, int);
+
+int main (void)
+{
+  ffi_cif cif;
+#ifndef USING_MMAP
+  static ffi_closure cl;
+#endif
+  ffi_closure *pcl;
+  ffi_type * cl_arg_types[17];
+  int res;
+#ifdef USING_MMAP
+  pcl = (ffi_closure *) allocate_mmap (sizeof(ffi_closure));
+#else
+  pcl = &cl;
+#endif
+
+  {
+    cl_arg_types[1] = NULL;
+
+    CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 0,
+		       &ffi_type_void, cl_arg_types) == FFI_OK);
+    CHECK(ffi_prep_closure(pcl, &cif, closure_test_fn, NULL) == FFI_OK);
+
+    try
+      {
+	(*((closure_test_type)(pcl)))();
+      } catch (int exception_code)
+      {
+	CHECK(exception_code == 9);
+      }
+
+    printf("part one OK\n");
+    /* { dg-output "part one OK" } */
+    }
+
+    {
+
+      cl_arg_types[0] = &ffi_type_float;
+      cl_arg_types[1] = &ffi_type_float;
+      cl_arg_types[2] = &ffi_type_float;
+      cl_arg_types[3] = &ffi_type_float;
+      cl_arg_types[4] = &ffi_type_sshort;
+      cl_arg_types[5] = &ffi_type_float;
+      cl_arg_types[6] = &ffi_type_float;
+      cl_arg_types[7] = &ffi_type_uint;
+      cl_arg_types[8] = &ffi_type_double;
+      cl_arg_types[9] = &ffi_type_uint;
+      cl_arg_types[10] = &ffi_type_uint;
+      cl_arg_types[11] = &ffi_type_float;
+      cl_arg_types[12] = &ffi_type_uint;
+      cl_arg_types[13] = &ffi_type_uint;
+      cl_arg_types[14] = &ffi_type_uint;
+      cl_arg_types[15] = &ffi_type_uint;
+      cl_arg_types[16] = NULL;
+
+      /* Initialize the cif */
+      CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 16,
+			 &ffi_type_sint, cl_arg_types) == FFI_OK);
+
+      CHECK(ffi_prep_closure(pcl, &cif, closure_test_fn1,
+			     (void *) 3 /* userdata */)  == FFI_OK);
+      try
+	{
+	  (*((closure_test_type1)pcl))
+	    (1.1, 2.2, 3.3, 4.4, 127, 5.5, 6.6, 8, 9, 10, 11, 12.0, 13,
+	     19, 21, 1);
+	  /* { dg-output "\n1 2 3 4 127 5 6 8 9 10 11 12 13 19 21 1 3: 255" } */
+	} catch (int exception_code)
+	{
+	  CHECK(exception_code == 255);
+	}
+      printf("part two OK\n");
+      /* { dg-output "\npart two OK" } */
+    }
+    exit(0);
+}