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1# Expect script for linker support of size relocations.
2#
3#   Copyright (C) 2013-2014 Free Software Foundation, Inc.
4#
5# This file is part of the GNU Binutils.
6#
7# This program is free software; you can redistribute it and/or modify
8# it under the terms of the GNU General Public License as published by
9# the Free Software Foundation; either version 3 of the License, or
10# (at your option) any later version.
11#
12# This program is distributed in the hope that it will be useful,
13# but WITHOUT ANY WARRANTY; without even the implied warranty of
14# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15# GNU General Public License for more details.
16#
17# You should have received a copy of the GNU General Public License
18# along with this program; if not, write to the Free Software
19# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
20# MA 02110-1301, USA.
21#
22
23
24# Size relications have only been implemented for the ix86 and x86_64,
25# so far.
26if {!(([istarget "i?86-*-*"]
27       || [istarget "x86_64-*-*"])
28      && ([istarget "*-*-elf*"]
29	  || [istarget "*-*-nacl*"]
30	  || (([istarget "*-*-linux*"]
31	       || [istarget "*-*-gnu*"])
32	      && ![istarget "*-*-*aout*"]
33	      && ![istarget "*-*-*oldld*"]))) } {
34    verbose "Size relocations tests not run - no target support"
35    return
36}
37
38# So as to avoid rewriting every last test case here in a nacl variant,
39# we use black magic to massage the generic cases into nacl-variant cases.
40if [istarget "*-*-nacl*"] {
41    # Change all the -melf_i386 to -melf_i386_nacl so linking can succeed.
42    set options_regsub(ld) {-m(\\S+) -m\\1_nacl}
43}
44
45set test_list [lsort [glob -nocomplain $srcdir/$subdir/*.d]]
46foreach t $test_list {
47    # We need to strip the ".d", but can leave the dirname.
48    verbose [file rootname $t]
49    run_dump_test [file rootname $t]
50}
51
52# We need a native system.
53if ![isnative] {
54    verbose "Native size relocation tests not run - not a native toolchain"
55    return
56}
57
58# We need a working compiler.
59if { [which $CC] == 0 } {
60    verbose "Native size relocation tests not run - no compiler available"
61    return
62}
63
64set build_tests {
65  {"Build libsize-1.so"
66   "-shared" "-fPIC"
67   {size-1a.c size-1b.c} {} "libsize-1.so"}
68  {"Build libsize-2.so"
69   "-shared" "-fPIC"
70   {size-2a.c size-2b.c} {} "libsize-2.so"}
71  {"Build libsize-3a.so"
72   "-shared" "-fPIC"
73   {size-3a.c} {} "libsize-3a.so"}
74  {"Build libsize-3b.so"
75   "-shared" "-fPIC"
76   {size-3b.c} {} "libsize-3b.so"}
77  {"Build libsize-3c.so"
78   "-shared" "-fPIC"
79   {size-3c.c} {} "libsize-3c.so"}
80  {"Build libsize-6b.so"
81   "-shared" "-fPIC"
82   {size-6b.c} {} "libsize-6b.so"}
83  {"Build libsize-7.so"
84   "-shared" "-fPIC"
85   {size-7b.c} {} "libsize-7.so"}
86  {"Build size-7"
87   "-Wl,--no-as-needed tmpdir/libsize-7.so" ""
88   {size-7a.c} {{readelf -rW size-7.rd}} "size-7.exe"}
89  {"Build libsize-8.so"
90   "-shared" "-fPIC"
91   {size-8b.c} {} "libsize-8.so"}
92  {"Build size-8"
93   "-Wl,--no-as-needed tmpdir/libsize-8.so" ""
94   {size-8a.c} {{readelf -rW size-8.rd}} "size-8.exe"}
95  {"Build libsize-9.so"
96   "-shared" "-fPIC"
97   {size-9b.c} {{readelf -rW size-9.rd}} "libsize-9.so"}
98  {"Build libsize-10.so"
99   "-shared" "-fPIC"
100   {size-10b.c} {{readelf -rW size-10.rd}} "libsize-10.so"}
101}
102
103run_cc_link_tests $build_tests
104
105set run_tests {
106    {"Run size-1"
107     "tmpdir/libsize-1.so" ""
108     {size-1.c} "size-1" "size-1.out"}
109    {"Run size-2"
110     "tmpdir/libsize-2.so" ""
111     {size-2.c} "size-2" "size-2.out"}
112    {"Run size-3a"
113     "" ""
114     {size-3.c size-3a.c} "size-3a" "size-3.out"}
115    {"Run size-3b"
116     "tmpdir/libsize-3a.so" ""
117     {size-3.c} "size-3b" "size-3.out"}
118    {"Run size-3c"
119     "" ""
120     {size-3.c size-3b.c} "size-3c" "size-3.out"}
121    {"Run size-3d"
122     "tmpdir/libsize-3b.so" ""
123     {size-3.c} "size-3d" "size-3.out"}
124    {"Run size-3d"
125     "" ""
126     {size-3.c size-3c.c} "size-3d" "size-3.out"}
127    {"Run size-3e"
128     "tmpdir/libsize-3c.so" ""
129     {size-3.c} "size-3e" "size-3.out"}
130    {"Run size-4a"
131     "" ""
132     {size-4a.c size-4b.c} "size-4a" "size-4.out"}
133    {"Run size-4b"
134     "" ""
135     {size-4b.c size-4a.c} "size-4b" "size-4.out"}
136    {"Run size-5a"
137     "" ""
138     {size-5a.c size-5b.c} "size-5a" "size-5.out"}
139    {"Run size-5b"
140     "" ""
141     {size-5b.c size-5a.c} "size-5b" "size-5.out"}
142    {"Run size-6"
143     "tmpdir/libsize-6b.so" ""
144     {size-6a.c} "size-6" "size-6.out"}
145}
146
147run_ld_link_exec_tests [] $run_tests
148
149# Check if size relocation works at run-time.
150catch "exec tmpdir/size-7.exe > tmpdir/dump.out" exec_output
151if ![string match "" $exec_output] then {
152    send_log "No run-time size relocation support: $exec_output\n"
153    verbose "No run-time size relocation support: $exec_output" 1
154    return
155}
156
157if { [regexp_diff "tmpdir/dump.out" "$srcdir/$subdir/size-7.out" ] } then {
158    verbose "output is [file_contents "tmpdir/dump.out"]" 2
159    fail "Run-time size relocation"
160    return
161}
162
163# Run-time size relocation tests.
164set run_time_tests {
165    {"Run size-8"
166     "tmpdir/libsize-8.so --hash-styl=gnu" ""
167     {size-8a.c} "size-8" "size-8.out"}
168    {"Run size-9"
169     "tmpdir/libsize-9.so" ""
170     {size-9a.c} "size-9" "size-9.out"}
171    {"Run size-10"
172     "tmpdir/libsize-10.so" ""
173     {size-10a.c} "size-10" "size-10.out"}
174}
175
176run_ld_link_exec_tests [] $run_time_tests
177