413 lines
12 KiB
Text
413 lines
12 KiB
Text
# Copyright (C) 2003, 2005, 2008, 2009, 2010, 2011 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; see the file COPYING3. If not see
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# <http://www.gnu.org/licenses/>.
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proc load_gcc_lib { filename } {
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global srcdir
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load_file $srcdir/lib/$filename
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}
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load_lib dg.exp
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load_lib libgloss.exp
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load_gcc_lib target-libpath.exp
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load_gcc_lib wrapper.exp
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# Define libffi callbacks for dg.exp.
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proc libffi-dg-test-1 { target_compile prog do_what extra_tool_flags } {
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# To get all \n in dg-output test strings to match printf output
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# in a system that outputs it as \015\012 (i.e. not just \012), we
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# need to change all \n into \r?\n. As there is no dejagnu flag
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# or hook to do that, we simply change the text being tested.
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# Unfortunately, we have to know that the variable is called
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# dg-output-text and lives in the caller of libffi-dg-test, which
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# is two calls up. Overriding proc dg-output would be longer and
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# would necessarily have the same assumption.
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upvar 2 dg-output-text output_match
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if { [llength $output_match] > 1 } {
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regsub -all "\n" [lindex $output_match 1] "\r?\n" x
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set output_match [lreplace $output_match 1 1 $x]
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}
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# Set up the compiler flags, based on what we're going to do.
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set options [list]
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switch $do_what {
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"compile" {
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set compile_type "assembly"
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set output_file "[file rootname [file tail $prog]].s"
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}
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"link" {
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set compile_type "executable"
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set output_file "[file rootname [file tail $prog]].exe"
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# The following line is needed for targets like the i960 where
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# the default output file is b.out. Sigh.
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}
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"run" {
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set compile_type "executable"
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# FIXME: "./" is to cope with "." not being in $PATH.
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# Should this be handled elsewhere?
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# YES.
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set output_file "./[file rootname [file tail $prog]].exe"
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# This is the only place where we care if an executable was
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# created or not. If it was, dg.exp will try to run it.
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remote_file build delete $output_file;
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}
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default {
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perror "$do_what: not a valid dg-do keyword"
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return ""
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}
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}
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if { $extra_tool_flags != "" } {
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lappend options "additional_flags=$extra_tool_flags"
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}
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set comp_output [libffi_target_compile "$prog" "$output_file" "$compile_type" $options];
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return [list $comp_output $output_file]
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}
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proc libffi-dg-test { prog do_what extra_tool_flags } {
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return [libffi-dg-test-1 target_compile $prog $do_what $extra_tool_flags]
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}
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proc libffi-init { args } {
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global gluefile wrap_flags;
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global srcdir
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global blddirffi
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global objdir
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global TOOL_OPTIONS
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global tool
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global libffi_include
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global libffi_link_flags
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global tool_root_dir
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global ld_library_path
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global using_gcc
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set blddirffi [pwd]/..
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verbose "libffi $blddirffi"
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# Are we building with GCC?
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set tmp [grep ../config.status "GCC='yes'"]
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if { [string match $tmp "GCC='yes'"] } {
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set using_gcc "yes"
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set gccdir [lookfor_file $tool_root_dir gcc/libgcc.a]
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if {$gccdir != ""} {
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set gccdir [file dirname $gccdir]
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}
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verbose "gccdir $gccdir"
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set ld_library_path "."
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append ld_library_path ":${gccdir}"
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set compiler "${gccdir}/xgcc"
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if { [is_remote host] == 0 && [which $compiler] != 0 } {
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foreach i "[exec $compiler --print-multi-lib]" {
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set mldir ""
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regexp -- "\[a-z0-9=_/\.-\]*;" $i mldir
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set mldir [string trimright $mldir "\;@"]
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if { "$mldir" == "." } {
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continue
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}
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if { [llength [glob -nocomplain ${gccdir}/${mldir}/libgcc_s*.so.*]] >= 1 } {
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append ld_library_path ":${gccdir}/${mldir}"
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}
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}
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}
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} else {
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set using_gcc "no"
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}
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# add the library path for libffi.
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append ld_library_path ":${blddirffi}/.libs"
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verbose "ld_library_path: $ld_library_path"
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# Point to the Libffi headers in libffi.
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set libffi_include "${blddirffi}/include"
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verbose "libffi_include $libffi_include"
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set libffi_dir "${blddirffi}/.libs"
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verbose "libffi_dir $libffi_dir"
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if { $libffi_dir != "" } {
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set libffi_dir [file dirname ${libffi_dir}]
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set libffi_link_flags "-L${libffi_dir}/.libs"
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}
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set_ld_library_path_env_vars
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libffi_maybe_build_wrapper "${objdir}/testglue.o"
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}
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proc libffi_exit { } {
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global gluefile;
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if [info exists gluefile] {
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file_on_build delete $gluefile;
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unset gluefile;
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}
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}
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proc libffi_target_compile { source dest type options } {
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global gluefile wrap_flags;
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global srcdir
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global blddirffi
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global TOOL_OPTIONS
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global libffi_link_flags
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global libffi_include
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global target_triplet
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if { [target_info needs_status_wrapper]!="" && [info exists gluefile] } {
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lappend options "libs=${gluefile}"
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lappend options "ldflags=$wrap_flags"
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}
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# TOOL_OPTIONS must come first, so that it doesn't override testcase
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# specific options.
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if [info exists TOOL_OPTIONS] {
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lappend options [concat "additional_flags=$TOOL_OPTIONS" $options];
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}
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# search for ffi_mips.h in srcdir, too
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lappend options "additional_flags=-I${libffi_include} -I${srcdir}/../include -I${libffi_include}/.."
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lappend options "additional_flags=${libffi_link_flags}"
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# Darwin needs a stack execution allowed flag.
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if { [istarget "*-*-darwin9*"] || [istarget "*-*-darwin1*"]
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|| [istarget "*-*-darwin2*"] } {
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lappend options "additional_flags=-Wl,-allow_stack_execute"
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}
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# If you're building the compiler with --prefix set to a place
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# where it's not yet installed, then the linker won't be able to
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# find the libgcc used by libffi.dylib. We could pass the
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# -dylib_file option, but that's complicated, and it's much easier
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# to just make the linker find libgcc using -L options.
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if { [string match "*-*-darwin*" $target_triplet] } {
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lappend options "libs= -shared-libgcc"
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}
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if { [string match "*-*-openbsd*" $target_triplet] } {
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lappend options "libs= -lpthread"
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}
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lappend options "libs= -lffi"
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if { [string match "aarch64*-*-linux*" $target_triplet] } {
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lappend options "libs= -lpthread"
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}
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if { [string match "*.cc" $source] } {
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lappend options "c++"
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}
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verbose "options: $options"
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return [target_compile $source $dest $type $options]
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}
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# Utility routines.
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#
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# search_for -- looks for a string match in a file
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#
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proc search_for { file pattern } {
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set fd [open $file r]
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while { [gets $fd cur_line]>=0 } {
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if [string match "*$pattern*" $cur_line] then {
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close $fd
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return 1
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}
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}
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close $fd
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return 0
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}
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# Modified dg-runtest that can cycle through a list of optimization options
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# as c-torture does.
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proc libffi-dg-runtest { testcases default-extra-flags } {
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global runtests
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foreach test $testcases {
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# If we're only testing specific files and this isn't one of
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# them, skip it.
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if ![runtest_file_p $runtests $test] {
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continue
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}
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# Look for a loop within the source code - if we don't find one,
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# don't pass -funroll[-all]-loops.
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global torture_with_loops torture_without_loops
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if [expr [search_for $test "for*("]+[search_for $test "while*("]] {
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set option_list $torture_with_loops
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} else {
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set option_list $torture_without_loops
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}
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set nshort [file tail [file dirname $test]]/[file tail $test]
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foreach flags $option_list {
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verbose "Testing $nshort, $flags" 1
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dg-test $test $flags ${default-extra-flags}
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}
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}
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}
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proc run-many-tests { testcases extra_flags } {
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global using_gcc
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if { [string match $using_gcc "yes"] } {
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set common "-W -Wall"
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set optimizations { "-O0" "-O2" "-O3" "-Os" "-O2 -fomit-frame-pointer" }
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} else {
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# Assume we are using the vendor compiler.
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set common ""
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set optimizations { "" }
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}
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set targetabis { "" }
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if [string match $using_gcc "yes"] {
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if [istarget "i?86-*-*"] {
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set targetabis {
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""
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"-DABI_NUM=FFI_STDCALL -DABI_ATTR=__STDCALL__"
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"-DABI_NUM=FFI_THISCALL -DABI_ATTR=__THISCALL__"
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"-DABI_NUM=FFI_FASTCALL -DABI_ATTR=__FASTCALL__"
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}
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}
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}
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set common [ concat $common $extra_flags ]
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foreach test $testcases {
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set testname [file tail $test]
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if [search_for $test "ABI_NUM"] {
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set abis $targetabis
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} else {
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set abis { "" }
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}
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foreach opt $optimizations {
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foreach abi $abis {
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set options [concat $common $opt $abi]
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verbose "Testing $testname, $options" 1
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dg-test $test $options ""
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}
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}
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}
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}
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# Like check_conditional_xfail, but callable from a dg test.
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proc dg-xfail-if { args } {
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set args [lreplace $args 0 0]
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set selector "target [join [lindex $args 1]]"
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if { [dg-process-target $selector] == "S" } {
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global compiler_conditional_xfail_data
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set compiler_conditional_xfail_data $args
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}
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}
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proc check-flags { args } {
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# The args are within another list; pull them out.
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set args [lindex $args 0]
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# The next two arguments are optional. If they were not specified,
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# use the defaults.
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if { [llength $args] == 2 } {
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lappend $args [list "*"]
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}
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if { [llength $args] == 3 } {
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lappend $args [list ""]
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}
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# If the option strings are the defaults, or the same as the
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# defaults, there is no need to call check_conditional_xfail to
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# compare them to the actual options.
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if { [string compare [lindex $args 2] "*"] == 0
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&& [string compare [lindex $args 3] "" ] == 0 } {
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set result 1
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} else {
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# The target list might be an effective-target keyword, so replace
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# the original list with "*-*-*", since we already know it matches.
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set result [check_conditional_xfail [lreplace $args 1 1 "*-*-*"]]
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}
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return $result
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}
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proc dg-skip-if { args } {
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# Verify the number of arguments. The last two are optional.
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set args [lreplace $args 0 0]
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if { [llength $args] < 2 || [llength $args] > 4 } {
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error "dg-skip-if 2: need 2, 3, or 4 arguments"
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}
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# Don't bother if we're already skipping the test.
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upvar dg-do-what dg-do-what
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if { [lindex ${dg-do-what} 1] == "N" } {
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return
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}
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set selector [list target [lindex $args 1]]
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if { [dg-process-target $selector] == "S" } {
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if [check-flags $args] {
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upvar dg-do-what dg-do-what
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set dg-do-what [list [lindex ${dg-do-what} 0] "N" "P"]
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}
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}
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}
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# We need to make sure that additional_files and additional_sources
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# are both cleared out after every test. It is not enough to clear
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# them out *before* the next test run because gcc-target-compile gets
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# run directly from some .exp files (outside of any test). (Those
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# uses should eventually be eliminated.)
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# Because the DG framework doesn't provide a hook that is run at the
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# end of a test, we must replace dg-test with a wrapper.
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if { [info procs saved-dg-test] == [list] } {
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rename dg-test saved-dg-test
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proc dg-test { args } {
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global additional_files
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global additional_sources
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global errorInfo
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if { [ catch { eval saved-dg-test $args } errmsg ] } {
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set saved_info $errorInfo
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set additional_files ""
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set additional_sources ""
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error $errmsg $saved_info
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}
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set additional_files ""
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set additional_sources ""
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}
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}
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# Local Variables:
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# tcl-indent-level:4
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# End:
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