1 # Expect script for LD selective linking tests
2 # Copyright 1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
4 # This file is free software; you can redistribute it and/or modify
5 # it under the terms of the GNU General Public License as published by
6 # the Free Software Foundation; either version 2 of the License, or
7 # (at your option) any later version.
9 # This program is distributed in the hope that it will be useful,
10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 # GNU General Public License for more details.
14 # You should have received a copy of the GNU General Public License
15 # along with this program; if not, write to the Free Software
16 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
18 # Written by Catherine Moore (clm@cygnus.com)
19 # Make sure that constructors are handled correctly.
22 # AOUT based ports do not support selective linking
23 if {[istarget "*-*-*aout*"] \
24 || [istarget "*-*-*bout*"] \
25 || [istarget "vax-*-ultrix*"]} {
29 # COFF based ports do not support selective linking
30 if {[istarget "*-*-coff"]} {
33 if {[istarget "*-*-pe"]} {
37 # Alpha does not support selective linking
38 if {[istarget "alpha*-*-*"]} {
42 # IA64 does not support selective linking
43 if {[istarget "ia64-*-*"]} {
47 # s390 does not support selective linking
48 if {[istarget "s390*-*-*"]} {
52 # List contains test-items with three items followed by four lists:
53 # 1:name 2:test-type (CC or C++; add as needed) 3:filename 4:ld-flags
54 # 5:must-have-symbols 6:must-not-have-symbols 7:xfail-targets.
56 # If a must(-not)-have symbol is a list, then that list must have two
57 # items; the symbol name and a value the symbol must (not) have.
59 # Note: ld_nm trims leading `_' from _start
61 # FIXME: Instead of table, read settings from each source-file.
63 {selective1 C 1.c {} {} {dropme1 dropme2} {alpha*-*}}
64 {selective2 C 2.c {} {} {foo} {alpha*-* mips*-*}}
65 {selective3 C 2.c {-u foo} {foo} {{foo 0}} {mips*-*}}
66 {selective4 C++ 3.cc {} {start a A::foo() B::foo()} {A::bar()} {alpha*-* mips*-*}}
67 {selective5 C++ 4.cc {} {start a A::bar()} {A::foo() B::foo()} {alpha*-* mips*-*}}
68 {selective6 C++ 5.cc {} {start a A::bar()}
69 {A::foo() B::foo() dropme1() dropme2()} {*-*-*}}
72 set cflags "-w -O -ffunction-sections -fdata-sections"
73 set cxxflags "-fvtable-gc -fno-exceptions -fno-rtti"
74 set ldflags "--gc-sections -Bstatic"
76 if [istarget sh64*-*-elf] {
77 # This is what gcc passes to ld by default, plus switch to the
78 # "usual" ELF _start (shelf32 normally uses just `start' for COFF
80 set ldflags "-e _start -mshelf32 $ldflags"
83 # If we don't have g++ for the target, mark all tests as untested.
84 if { [which $CXX] == 0 } {
85 foreach testitem $seltests {
86 untested "[lindex $testitem 0]"
91 foreach testitem $seltests {
92 set testname [lindex $testitem 0]
93 set testtype [lindex $testitem 1]
94 set testfile [lindex $testitem 2]
95 set objfile "tmpdir/[file rootname $testfile].o"
96 set ldfile "tmpdir/[file rootname $testfile].x"
99 set ldargs [lindex $testitem 3]
100 set mustsyms [lindex $testitem 4]
101 set mustnotsyms [lindex $testitem 5]
102 set xfails [lindex $testitem 6]
104 foreach xfail_target $xfails {
105 setup_xfail $xfail_target
108 # It's either C or C++ at the moment.
109 if { $testtype == "C++" } {
110 set testflags "$cflags $cxxflags"
112 set testflags "$cflags"
115 # Note that we do not actually *use* CXX; we just add cxxflags for C++
116 # tests. It might have been a buglet originally; now I think better
118 if { ![ld_compile "$CC $testflags" $srcdir/$subdir/$testfile $objfile] } {
123 # V850 targets need libgcc.a
124 # FIXME: This does not work with installed toolchains!
125 if [istarget v850*-*-elf] {
126 set objfile "$objfile -L ../gcc -lgcc"
129 # ARM targets need libgcc.a in THUMB mode so that __call_via_r3 is provided
130 # FIXME: This does not work with installed toolchains!
131 if {[istarget arm-*-*] || [istarget xscale-*-*]} {
132 set objfile "$objfile -L ../gcc -lgcc"
135 # HPPA linux targets need libgcc.a for millicode routines ($$dyncall).
136 if [istarget hppa*-*-linux*] {
137 catch "exec $CC -print-libgcc-file-name" libgcc
138 set objfile "$objfile $libgcc"
141 # m6811/m6812 code has references to soft registers.
142 if {[istarget m6811-*-*] || [istarget m6812-*-*]} {
143 set objfile "$objfile --defsym _.frame=0 --defsym _.d1=0"
144 set objfile "$objfile --defsym _.d2=0"
147 if ![ld_simple_link $ld $ldfile "$ldflags [join $ldargs] $objfile"] {
152 if ![ld_nm $nm --demangle $ldfile] {
157 # Must make V2 demangled names look like V3
158 foreach nm_output_key [array names nm_output] {
159 if [regsub \\(void\\) $nm_output_key () new_nm_output_key] {
160 set nm_output($new_nm_output_key) nm_output($nm_output_key)
164 # Check each mandated symbol and optionally mandated values.
165 foreach mustsym $mustsyms {
166 if { [llength [concat $mustsym]] == 1 } {
167 if { ![info exists nm_output($mustsym)] } {
168 verbose -log "$testname: missing $mustsym"
174 set mustsymname [lindex $mustsym 0]
175 set mustsymvalue [lindex $mustsym 1]
176 if { ![info exists nm_output($mustsymname)] } {
177 verbose -log "$testname: missing $mustsymname"
182 if { $nm_output($mustsymname) != $mustsymvalue } {
183 verbose -log "$testname: $mustsymname != $mustsymvalue"
184 verbose -log "is instead $nm_output($mustsymname)"
193 if { $failed != 0 } {
197 # Check each unwanted symbol, or that symbols do not have specific
199 foreach mustnotsym $mustnotsyms {
200 if { [llength [concat $mustnotsym]] == 1 } {
201 if { [info exists nm_output($mustnotsym)] } {
202 verbose -log "$testname: $mustnotsym == $nm_output($mustnotsym)"
208 set mustnotsymname [lindex $mustnotsym 0]
209 set mustnotsymvalue [lindex $mustnotsym 1]
210 if { [info exists nm_output($mustnotsymname)] \
211 && $nm_output($mustnotsymname) == $mustnotsymvalue} {
212 verbose -log "$testname: $mustnotsymname == $mustnotsymvalue"
220 if { $failed == 0 } {