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 # s390 does not support selective linking
43 if {[istarget "s390*-*-*"]} {
47 # List contains test-items with three items followed by four lists:
48 # 1:name 2:test-type (CC or C++; add as needed) 3:filename 4:ld-flags
49 # 5:must-have-symbols 6:must-not-have-symbols 7:xfail-targets.
51 # If a must(-not)-have symbol is a list, then that list must have two
52 # items; the symbol name and a value the symbol must (not) have.
54 # Note: ld_nm trims leading `_' from _start
56 # FIXME: Instead of table, read settings from each source-file.
58 {selective1 C 1.c {} {} {dropme1 dropme2} {alpha*-*}}
59 {selective2 C 2.c {} {} {foo} {alpha*-* mips*-*}}
60 {selective3 C 2.c {-u foo} {foo} {{foo 0}} {mips*-*}}
61 {selective4 C++ 3.cc {} {start a A::foo() B::foo()} {A::bar()} {alpha*-* mips*-*}}
62 {selective5 C++ 4.cc {} {start a A::bar()} {A::foo() B::foo()} {alpha*-* mips*-*}}
63 {selective6 C++ 5.cc {} {start a A::bar()}
64 {A::foo() B::foo() dropme1() dropme2()} {*-*-*}}
67 set cflags "-w -O -ffunction-sections -fdata-sections"
68 set cxxflags "-fvtable-gc -fno-exceptions -fno-rtti"
69 set ldflags "--gc-sections -Bstatic"
71 if [istarget sh64*-*-elf] {
72 # This is what gcc passes to ld by default, plus switch to the
73 # "usual" ELF _start (shelf32 normally uses just `start' for COFF
75 set ldflags "-e _start -mshelf32 $ldflags"
78 # If we don't have g++ for the target, mark all tests as untested.
79 if { [which $CXX] == 0 } {
80 foreach testitem $seltests {
81 untested "[lindex $testitem 0]"
86 foreach testitem $seltests {
87 set testname [lindex $testitem 0]
88 set testtype [lindex $testitem 1]
89 set testfile [lindex $testitem 2]
90 set objfile "tmpdir/[file rootname $testfile].o"
91 set ldfile "tmpdir/[file rootname $testfile].x"
94 set ldargs [lindex $testitem 3]
95 set mustsyms [lindex $testitem 4]
96 set mustnotsyms [lindex $testitem 5]
97 set xfails [lindex $testitem 6]
99 foreach xfail_target $xfails {
100 setup_xfail $xfail_target
103 # It's either C or C++ at the moment.
104 if { $testtype == "C++" } {
105 set testflags "$cflags $cxxflags"
107 set testflags "$cflags"
110 # Note that we do not actually *use* CXX; we just add cxxflags for C++
111 # tests. It might have been a buglet originally; now I think better
113 if { ![ld_compile "$CC $testflags" $srcdir/$subdir/$testfile $objfile] } {
118 # V850 targets need libgcc.a
119 # FIXME: This does not work with installed toolchains!
120 if [istarget v850*-*-elf] {
121 set objfile "$objfile -L ../gcc -lgcc"
124 # ARM targets need libgcc.a in THUMB mode so that __call_via_r3 is provided
125 # FIXME: This does not work with installed toolchains!
126 if {[istarget arm-*-*] || [istarget xscale-*-*]} {
127 set objfile "$objfile -L ../gcc -lgcc"
130 # HPPA linux targets need libgcc.a for millicode routines ($$dyncall).
131 if [istarget hppa*-*-linux*] {
132 catch "exec $CC -print-libgcc-file-name" libgcc
133 set objfile "$objfile $libgcc"
136 # m6811/m6812 code has references to soft registers.
137 if {[istarget m6811-*-*] || [istarget m6812-*-*]} {
138 set objfile "$objfile --defsym _.frame=0 --defsym _.d1=0"
139 set objfile "$objfile --defsym _.d2=0"
142 if ![ld_simple_link $ld $ldfile "$ldflags [join $ldargs] $objfile"] {
147 if ![ld_nm $nm --demangle $ldfile] {
152 # Must make V2 demangled names look like V3
153 foreach nm_output_key [array names nm_output] {
154 if [regsub \\(void\\) $nm_output_key () new_nm_output_key] {
155 set nm_output($new_nm_output_key) nm_output($nm_output_key)
159 # Check each mandated symbol and optionally mandated values.
160 foreach mustsym $mustsyms {
161 if { [llength [concat $mustsym]] == 1 } {
162 if { ![info exists nm_output($mustsym)] } {
163 verbose -log "$testname: missing $mustsym"
169 set mustsymname [lindex $mustsym 0]
170 set mustsymvalue [lindex $mustsym 1]
171 if { ![info exists nm_output($mustsymname)] } {
172 verbose -log "$testname: missing $mustsymname"
177 if { $nm_output($mustsymname) != $mustsymvalue } {
178 verbose -log "$testname: $mustsymname != $mustsymvalue"
179 verbose -log "is instead $nm_output($mustsymname)"
188 if { $failed != 0 } {
192 # Check each unwanted symbol, or that symbols do not have specific
194 foreach mustnotsym $mustnotsyms {
195 if { [llength [concat $mustnotsym]] == 1 } {
196 if { [info exists nm_output($mustnotsym)] } {
197 verbose -log "$testname: $mustnotsym == $nm_output($mustnotsym)"
203 set mustnotsymname [lindex $mustnotsym 0]
204 set mustnotsymvalue [lindex $mustnotsym 1]
205 if { [info exists nm_output($mustnotsymname)] \
206 && $nm_output($mustnotsymname) == $mustnotsymvalue} {
207 verbose -log "$testname: $mustnotsymname == $mustnotsymvalue"
215 if { $failed == 0 } {