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1# Expect script for ld-plugin tests
2#   Copyright (C) 2010-2014 Free Software Foundation, Inc.
3#
4# This file is part of the GNU Binutils.
5#
6# This program is free software; you can redistribute it and/or modify
7# it under the terms of the GNU General Public License as published by
8# the Free Software Foundation; either version 3 of the License, or
9# (at your option) any later version.
10#
11# This program is distributed in the hope that it will be useful,
12# but WITHOUT ANY WARRANTY; without even the implied warranty of
13# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14# GNU General Public License for more details.
15#
16# You should have received a copy of the GNU General Public License
17# along with this program; if not, write to the Free Software
18# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
19# MA 02110-1301, USA.
20
21# These tests require the plugin API to be configured in.
22if ![check_plugin_api_available] {
23    return
24}
25
26# And a compiler to be available.
27set can_compile 1
28set failure_kind "unresolved"
29if { [which $CC] == 0 } {
30  # Don't fail immediately,
31  set can_compile 0
32  set failure_kind "unsupported"
33}
34
35pass "plugin API enabled"
36
37global base_dir
38
39# Look for the name we can dlopen in the test plugin's libtool control script.
40set plugin_name [file_contents "$base_dir/libldtestplug.la"]
41set plugin_name [regsub "'.*" [regsub ".*dlname='" "$plugin_name" ""] ""]
42verbose "plugin name is '$plugin_name'"
43
44# Use libtool to find full path to plugin rather than worrying
45# about run paths or anything like that.
46catch "exec $base_dir/libtool --config" lt_config
47verbose "Full lt config: $lt_config" 3
48# Look for "objdir=.libs"
49regexp -line "^objdir=.*$" "$lt_config" lt_objdir
50verbose "lt_objdir line is '$lt_objdir'" 3
51set lt_objdir [regsub "objdir=" "$lt_objdir" ""]
52set plugin_path "$base_dir/$lt_objdir/$plugin_name"
53verbose "Full plugin path $plugin_path" 2
54
55set regclm "-plugin-opt registerclaimfile"
56set regas "-plugin-opt registerallsymbolsread"
57set regcln "-plugin-opt registercleanup"
58
59if { [istarget m681*-*-*] || [istarget m68hc1*-*-*] || [istarget m9s12x*-*-*] } {
60    # otherwise get FAILS due to _.frame
61    set CFLAGS "$CFLAGS -fomit-frame-pointer"
62}
63# In order to define symbols in plugin options in the list of tests below,
64# we need to know if the platform prepends an underscore to C symbols,
65# which we find out by compiling the test objects now.  If there is any
66# error compiling, we defer reporting it until after the list of tests has
67# been initialised, so that we can use the names in the list to report;
68# otherwise, we scan one of the files with 'nm' and look for a known symbol
69# in the output to see if it is prefixed or not.
70set failed_compile 0
71set _ ""
72set plugin_nm_output ""
73if { $can_compile && \
74	(![ld_compile "$CC $CFLAGS" $srcdir/$subdir/main.c tmpdir/main.o] \
75	|| ![ld_compile "$CC $CFLAGS" $srcdir/$subdir/func.c tmpdir/func.o] \
76	|| ![ld_compile "$CC $CFLAGS" $srcdir/$subdir/text.c tmpdir/text.o]) } {
77    # Defer fail until we have list of tests set.
78    set failed_compile 1
79}
80
81if { $can_compile && !$failed_compile } {
82    # Find out if symbols have prefix on this platform before setting tests.
83    catch "exec $NM tmpdir/func.o" plugin_nm_output
84    if { [regexp "_func" "$plugin_nm_output"] } {
85	set _ "_"
86    }
87}
88
89set testobjfiles "tmpdir/main.o tmpdir/func.o tmpdir/text.o"
90set testobjfiles_notext "tmpdir/main.o tmpdir/func.o"
91# Rather than having libs we just define dummy values for anything
92# we may need to link a target exe; we aren't going to run it anyway.
93set libs "[ld_simple_link_defsyms] --defsym ${_}printf=${_}main --defsym ${_}puts=${_}main"
94
95set plugin_tests [list \
96    [list "load plugin" "-plugin $plugin_path \
97    $testobjfiles $libs" "" "" "" {{ld plugin-1.d}} "main.x" ] \
98    [list "fail plugin onload" "-plugin $plugin_path -plugin-opt failonload \
99    $testobjfiles $libs" "" "" "" {{ld plugin-2.d}} "main.x" ] \
100    [list "fail plugin allsymbolsread" "-plugin $plugin_path $regas \
101			-plugin-opt failallsymbolsread \
102    $testobjfiles $libs" "" "" "" {{ld plugin-3.d}} "main.x" ] \
103    [list "fail plugin cleanup" "-plugin $plugin_path -plugin-opt failcleanup \
104			$regcln \
105    $testobjfiles $libs" "" "" "" {{ld plugin-4.d}} "main.x" ] \
106    [list "plugin all hooks" "-plugin $plugin_path $regclm $regas $regcln \
107    $testobjfiles $libs" "" "" "" {{ld plugin-5.d}} "main.x" ] \
108    [list "plugin claimfile lost symbol" "-plugin $plugin_path $regclm \
109			$regas $regcln -plugin-opt claim:tmpdir/func.o \
110    $testobjfiles $libs" "" "" "" {{ld plugin-6.d}} "main.x" ] \
111    [list "plugin claimfile replace symbol" "-plugin $plugin_path $regclm \
112			$regas $regcln -plugin-opt claim:tmpdir/func.o \
113			-plugin-opt sym:${_}func::0:0:0 \
114    $testobjfiles $libs" "" "" "" {{ld plugin-7.d}} "main.x" ] \
115    [list "plugin claimfile resolve symbol" "-plugin $plugin_path $regclm \
116			$regas $regcln -plugin-opt claim:tmpdir/func.o \
117			-plugin-opt sym:${_}func::0:0:0 \
118			-plugin-opt sym:${_}func2::0:0:0 \
119			-plugin-opt dumpresolutions \
120    $testobjfiles $libs" "" "" "" {{ld plugin-8.d}} "main.x" ] \
121    [list "plugin claimfile replace file" "-plugin $plugin_path $regclm \
122			$regas $regcln -plugin-opt claim:tmpdir/func.o \
123			-plugin-opt sym:${_}func::0:0:0 \
124			-plugin-opt sym:${_}func2::0:0:0 \
125			-plugin-opt dumpresolutions \
126			-plugin-opt add:tmpdir/func.o \
127    $testobjfiles $libs" "" "" "" {{ld plugin-9.d}} "main.x" ] \
128]
129
130set plugin_lib_tests [list \
131    [list "plugin ignore lib" "-plugin $plugin_path $regclm \
132			$regas $regcln -plugin-opt claim:tmpdir/func.o \
133			-plugin-opt sym:${_}func::0:0:0 \
134			-plugin-opt sym:${_}func2::0:0:0 \
135			-plugin-opt dumpresolutions \
136			-plugin-opt add:tmpdir/func.o \
137    $testobjfiles_notext -Ltmpdir -ltext $libs" "" "" "" {{ld plugin-10.d}} "main.x" ] \
138    [list "plugin claimfile replace lib" "-plugin $plugin_path $regclm \
139			$regas $regcln -plugin-opt claim:tmpdir/func.o \
140			-plugin-opt sym:${_}func::0:0:0 \
141			-plugin-opt sym:${_}func2::0:0:0 \
142			-plugin-opt dumpresolutions \
143			-plugin-opt add:tmpdir/func.o \
144			-plugin-opt claim:tmpdir/libtext.a \
145			-plugin-opt sym:${_}text::0:0:0 \
146			-plugin-opt add:tmpdir/text.o \
147    $testobjfiles_notext -Ltmpdir -ltext $libs" "" "" "" {{ld plugin-11.d}} "main.x" ] \
148]
149
150set plugin_extra_elf_tests [list \
151    [list "plugin set symbol visibility" "-plugin $plugin_path $regclm \
152			$regas $regcln -plugin-opt claim:tmpdir/func.o \
153			-plugin-opt sym:${_}func::0:0:0 \
154			-plugin-opt sym:${_}func1::0:1:0 \
155			-plugin-opt sym:${_}func2::0:2:0 \
156			-plugin-opt sym:${_}func3::0:3:0 \
157			-plugin-opt dumpresolutions \
158			-plugin-opt add:tmpdir/func.o \
159			-plugin-opt add:tmpdir/func1p.o \
160			-plugin-opt add:tmpdir/func2i.o \
161			-plugin-opt add:tmpdir/func3h.o \
162    $testobjfiles $libs --verbose=2" "" "" "" {{ld plugin-12.d} \
163				{readelf -s plugin-vis-1.d}} "main.x" ] \
164]
165
166if { !$can_compile || $failed_compile } {
167    foreach testitem $plugin_tests {
168	$failure_kind [lindex $testitem 0]
169    }
170    if { [is_elf_format] } {
171	foreach testitem $plugin_extra_elf_tests {
172	    $failure_kind [lindex $testitem 0]
173	}
174    }
175    return
176}
177
178run_ld_link_tests $plugin_tests
179
180if { [is_elf_format] \
181     && [ld_compile "$CC $CFLAGS" $srcdir/$subdir/func1p.c tmpdir/func1p.o] \
182     && [ld_compile "$CC $CFLAGS" $srcdir/$subdir/func2i.c tmpdir/func2i.o] \
183     && [ld_compile "$CC $CFLAGS" $srcdir/$subdir/func3h.c tmpdir/func3h.o] } {
184    run_ld_link_tests $plugin_extra_elf_tests
185}
186
187if ![ar_simple_create $ar "" "tmpdir/libtext.a" "tmpdir/text.o"] {
188    foreach testitem $plugin_lib_tests {
189	unresolved [lindex $testitem 0]
190    }
191} else {
192    run_ld_link_tests $plugin_lib_tests
193}
194