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-# Expect script for LD selective linking tests
-# Copyright 1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
-#
-# This file is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
-# (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-#
-# Written by Catherine Moore (clm@cygnus.com)
-# Make sure that constructors are handled correctly.
-
-
-# AOUT based ports do not support selective linking
-if {[istarget "*-*-*aout*"] \
- || [istarget "*-*-*bout*"] \
- || [istarget "vax-*-ultrix*"]} {
- return
-}
-
-# COFF based ports do not support selective linking
-if {[istarget "*-*-coff"]} {
- return
-}
-if {[istarget "*-*-pe"]} {
- return
-}
-
-# Alpha does not support selective linking
-if {[istarget "alpha*-*-*"]} {
- return
-}
-
-# List contains test-items with three items followed by four lists:
-# 1:name 2:test-type (CC or C++; add as needed) 3:filename 4:ld-flags
-# 5:must-have-symbols 6:must-not-have-symbols 7:xfail-targets.
-#
-# If a must(-not)-have symbol is a list, then that list must have two
-# items; the symbol name and a value the symbol must (not) have.
-#
-# Note: ld_nm trims leading `_' from _start
-#
-# FIXME: Instead of table, read settings from each source-file.
-set seltests {
- {selective1 C 1.c {} {} {dropme1 dropme2} {alpha*-*}}
- {selective2 C 2.c {} {} {foo} {alpha*-* mips*-*}}
- {selective3 C 2.c {-u foo} {foo} {{foo 0}} {mips*-*}}
- {selective4 C++ 3.cc {} {start a A::foo() B::foo()} {A::bar()} {alpha*-* mips*-*}}
- {selective5 C++ 4.cc {} {start a A::bar()} {A::foo() B::foo()} {alpha*-* mips*-*}}
- {selective6 C++ 5.cc {} {start a A::bar()}
- {A::foo() B::foo() dropme1() dropme2()} {*-*-*}}
-}
-
-set cflags "-w -O -ffunction-sections -fdata-sections"
-set cxxflags "-fvtable-gc -fno-exceptions -fno-rtti"
-set ldflags "--gc-sections -Bstatic"
-
-if [istarget sh64*-*-elf] {
- # This is what gcc passes to ld by default, plus switch to the
- # "usual" ELF _start (shelf32 normally uses just `start' for COFF
- # compatibility)
- set ldflags "-e _start -mshelf32 $ldflags"
-}
-
-# If we don't have g++ for the target, mark all tests as untested.
-if { [which $CXX] == 0 } {
- foreach testitem $seltests {
- untested "[lindex $testitem 0]"
- }
- return
-}
-
-foreach testitem $seltests {
- set testname [lindex $testitem 0]
- set testtype [lindex $testitem 1]
- set testfile [lindex $testitem 2]
- set objfile "tmpdir/[file rootname $testfile].o"
- set ldfile "tmpdir/[file rootname $testfile].x"
- set failed 0
-
- set ldargs [lindex $testitem 3]
- set mustsyms [lindex $testitem 4]
- set mustnotsyms [lindex $testitem 5]
- set xfails [lindex $testitem 6]
-
- foreach xfail_target $xfails {
- setup_xfail $xfail_target
- }
-
- # It's either C or C++ at the moment.
- if { $testtype == "C++" } {
- set testflags "$cflags $cxxflags"
- } {
- set testflags "$cflags"
- }
-
- # Note that we do not actually *use* CXX; we just add cxxflags for C++
- # tests. It might have been a buglet originally; now I think better
- # leave as is.
- if { ![ld_compile "$CC $testflags" $srcdir/$subdir/$testfile $objfile] } {
- unresolved $testname
- continue
- }
-
- # V850 targets need libgcc.a
- # FIXME: This does not work with installed toolchains!
- if [istarget v850*-*-elf] {
- set objfile "$objfile -L ../gcc -lgcc"
- }
-
- # ARM targets need libgcc.a in THUMB mode so that __call_via_r3 is provided
- # FIXME: This does not work with installed toolchains!
- if {[istarget arm-*-*] || [istarget xscale-*-*]} {
- set objfile "$objfile -L ../gcc -lgcc"
- }
-
- # HPPA linux targets need libgcc.a for millicode routines ($$dyncall).
- if [istarget hppa*-*-linux*] {
- catch "exec $CC -print-libgcc-file-name" libgcc
- set objfile "$objfile $libgcc"
- }
-
- # m6811/m6812 code has references to soft registers.
- if {[istarget m6811-*-*] || [istarget m6812-*-*]} {
- set objfile "$objfile --defsym _.frame=0 --defsym _.d1=0"
- set objfile "$objfile --defsym _.d2=0"
- }
-
- if ![ld_simple_link $ld $ldfile "$ldflags [join $ldargs] $objfile"] {
- fail $testname
- continue
- }
-
- if ![ld_nm $nm --demangle $ldfile] {
- unresolved $testname
- continue
- }
-
- # Must make V2 demangled names look like V3
- foreach nm_output_key [array names nm_output] {
- if [regsub \\(void\\) $nm_output_key () new_nm_output_key] {
- set nm_output($new_nm_output_key) nm_output($nm_output_key)
- }
- }
-
- # Check each mandated symbol and optionally mandated values.
- foreach mustsym $mustsyms {
- if { [llength [concat $mustsym]] == 1 } {
- if { ![info exists nm_output($mustsym)] } {
- verbose -log "$testname: missing $mustsym"
- fail $testname
- set failed 1
- break
- }
- } {
- set mustsymname [lindex $mustsym 0]
- set mustsymvalue [lindex $mustsym 1]
- if { ![info exists nm_output($mustsymname)] } {
- verbose -log "$testname: missing $mustsymname"
- fail $testname
- set failed 1
- break
- } {
- if { $nm_output($mustsymname) != $mustsymvalue } {
- verbose -log "$testname: $mustsymname != $mustsymvalue"
- verbose -log "is instead $nm_output($mustsymname)"
- fail $testname
- set failed 1
- break
- }
- }
- }
- }
-
- if { $failed != 0 } {
- continue
- }
-
- # Check each unwanted symbol, or that symbols do not have specific
- # values.
- foreach mustnotsym $mustnotsyms {
- if { [llength [concat $mustnotsym]] == 1 } {
- if { [info exists nm_output($mustnotsym)] } {
- verbose -log "$testname: $mustnotsym == $nm_output($mustnotsym)"
- fail $testname
- set failed 1
- break
- }
- } {
- set mustnotsymname [lindex $mustnotsym 0]
- set mustnotsymvalue [lindex $mustnotsym 1]
- if { [info exists nm_output($mustnotsymname)] \
- && $nm_output($mustnotsymname) == $mustnotsymvalue} {
- verbose -log "$testname: $mustnotsymname == $mustnotsymvalue"
- fail $testname
- set failed 1
- break
- }
- }
- }
-
- if { $failed == 0 } {
- pass $testname
- }
-}
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