Merged revisions 78968-78969 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/trunk
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r78968 | matthias.klose | 2010-03-15 01:02:36 +0100 (Mon, 15 Mar 2010) | 226 lines
- Issue #8142: Update libffi to the 3.0.9 release.
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r78969 | matthias.klose | 2010-03-15 01:36:18 +0100 (Mon, 15 Mar 2010) | 7 lines
Backport from the libffi trunk:
2010-02-15 Matthias Klose <doko@ubuntu.com>
* src/arm/sysv.S (__ARM_ARCH__): Define for processor
__ARM_ARCH_7EM__.
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diff --git a/Modules/_ctypes/libffi/testsuite/lib/libffi-dg.exp b/Modules/_ctypes/libffi/testsuite/lib/libffi-dg.exp
new file mode 100644
index 0000000..304d2f5
--- /dev/null
+++ b/Modules/_ctypes/libffi/testsuite/lib/libffi-dg.exp
@@ -0,0 +1,300 @@
+# Copyright (C) 2003, 2005, 2008, 2009 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.
+
+proc load_gcc_lib { filename } {
+ global srcdir
+ load_file $srcdir/lib/$filename
+}
+
+load_lib dg.exp
+load_lib libgloss.exp
+load_gcc_lib target-libpath.exp
+load_gcc_lib wrapper.exp
+
+
+# Define libffi callbacks for dg.exp.
+
+proc libffi-dg-test-1 { target_compile prog do_what extra_tool_flags } {
+
+ # To get all \n in dg-output test strings to match printf output
+ # in a system that outputs it as \015\012 (i.e. not just \012), we
+ # need to change all \n into \r?\n. As there is no dejagnu flag
+ # or hook to do that, we simply change the text being tested.
+ # Unfortunately, we have to know that the variable is called
+ # dg-output-text and lives in the caller of libffi-dg-test, which
+ # is two calls up. Overriding proc dg-output would be longer and
+ # would necessarily have the same assumption.
+ upvar 2 dg-output-text output_match
+
+ if { [llength $output_match] > 1 } {
+ regsub -all "\n" [lindex $output_match 1] "\r?\n" x
+ set output_match [lreplace $output_match 1 1 $x]
+ }
+
+ # 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 objdir
+ global TOOL_OPTIONS
+ global tool
+ global libffi_include
+ global libffi_link_flags
+ global tool_root_dir
+ global ld_library_path
+
+ set blddirffi [pwd]/..
+ verbose "libffi $blddirffi"
+
+ 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"
+
+ 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"
+ }
+
+ set_ld_library_path_env_vars
+ libffi_maybe_build_wrapper "${objdir}/testglue.o"
+}
+
+proc libffi_exit { } {
+ global gluefile;
+
+ if [info exists gluefile] {
+ file_on_build delete $gluefile;
+ unset gluefile;
+ }
+}
+
+proc libffi_target_compile { source dest type options } {
+ global gluefile wrap_flags;
+ global srcdir
+ global blddirffi
+ global TOOL_OPTIONS
+ global libffi_link_flags
+ global libffi_include
+ global target_triplet
+
+
+ if { [target_info needs_status_wrapper]!="" && [info exists gluefile] } {
+ lappend options "libs=${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}"
+
+ # Darwin needs a stack execution allowed flag.
+
+ if { [istarget "*-*-darwin9*"] || [istarget "*-*-darwin1*"]
+ || [istarget "*-*-darwin2*"] } {
+ lappend options "additional_flags=-Wl,-allow_stack_execute"
+ }
+
+ # If you're building the compiler with --prefix set to a place
+ # where it's not yet installed, then the linker won't be able to
+ # find the libgcc used by libffi.dylib. We could pass the
+ # -dylib_file option, but that's complicated, and it's much easier
+ # to just make the linker find libgcc using -L options.
+ if { [string match "*-*-darwin*" $target_triplet] } {
+ lappend options "libs= -shared-libgcc"
+ }
+
+ if { [string match "*-*-openbsd*" $target_triplet] } {
+ lappend options "libs= -lpthread"
+ }
+
+ 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: