Commit | Line | Data |
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ac69cbc6 | 1 | # Expect script for ld-gc tests |
22fe6da0 | 2 | # Copyright 2008, 2009 |
ac69cbc6 TG |
3 | # 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 | # These tests require --gc-sections | |
23 | if ![check_gc_sections_available] { | |
24 | return | |
25 | } | |
26 | ||
27 | set cflags "-ffunction-sections -fdata-sections" | |
28 | set objfile "tmpdir/gc.o" | |
29 | ||
d053948a | 30 | if { [is_remote host] || [which $CC] != 0 } { |
3becfab9 HPN |
31 | ld_compile "$CC -c $CFLAGS $cflags" $srcdir/$subdir/gc.c $objfile |
32 | } | |
ac69cbc6 TG |
33 | |
34 | proc test_gc { testname filename linker ldflags} { | |
35 | global nm | |
36 | global srcdir | |
37 | global subdir | |
38 | global nm_output | |
39 | global objfile | |
40 | ||
3becfab9 HPN |
41 | if ![file readable $objfile ] { |
42 | untested $testname | |
43 | return | |
44 | } | |
45 | ||
ac69cbc6 | 46 | set outfile "tmpdir/$filename" |
22fe6da0 | 47 | set options "-L$srcdir/$subdir $ldflags $objfile" |
ac69cbc6 | 48 | |
22fe6da0 KK |
49 | # SH64 targets needs an extra ld option for this test. |
50 | if [istarget sh64*-*-*] { | |
51 | if [istarget sh64*l*-*-*] { | |
52 | set options "-mshlelf32 $options" | |
53 | } else { | |
54 | set options "-mshelf32 $options" | |
55 | } | |
56 | } | |
57 | ||
58 | if ![ld_simple_link $linker $outfile $options] { | |
0d600a79 | 59 | fail $testname |
ac69cbc6 TG |
60 | return |
61 | } | |
62 | if ![ld_nm $nm "" $outfile] { | |
63 | unresolved $testname | |
64 | return | |
65 | } | |
66 | if {![info exists nm_output(used_func)] \ | |
67 | || ![info exists nm_output(used_var)]} { | |
68 | send_log "used sections do not exist\n" | |
69 | verbose "used sections do not exist" | |
70 | fail $testname | |
71 | return | |
72 | } | |
0d600a79 AM |
73 | #ppc64_elf_gc_mark_hook needs to be taught how to look through |
74 | #the .toc section to properly mark variable sections for gc. | |
75 | setup_xfail "powerpc64*-*-*" | |
ac69cbc6 TG |
76 | if {[info exists nm_output(unused_func)] \ |
77 | || [info exists nm_output(unused_var)]} { | |
78 | send_log "unused section still here\n" | |
79 | verbose "unused section still here" | |
80 | fail $testname | |
81 | return | |
82 | } | |
83 | pass $testname | |
84 | } | |
85 | ||
86 | test_gc "Check --gc-section" "gcexe" $ld "--gc-sections -e main" | |
87 | test_gc "Check --gc-section/-q" "gcrexe" $ld "--gc-sections -q -e main" | |
88 | test_gc "Check --gc-section/-r/-e" "gcrel" $ld "-r --gc-sections -e main" | |
89 | test_gc "Check --gc-section/-r/-u" "gcrel" $ld "-r --gc-sections -u used_func" | |
90 | ||
91 | run_dump_test "noent" |