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7e12ba9e ST |
1 | #!/bin/sh |
2 | ||
21bb3914 ST |
3 | # icf_safe_so_test.sh -- test --icf=safe |
4 | ||
b3adc24a | 5 | # Copyright (C) 2010-2020 Free Software Foundation, Inc. |
21bb3914 ST |
6 | # Written by Sriraman Tallam <tmsriram@google.com>. |
7 | ||
8 | # This file is part of gold. | |
9 | ||
10 | # This program is free software; you can redistribute it and/or modify | |
11 | # it under the terms of the GNU General Public License as published by | |
12 | # the Free Software Foundation; either version 3 of the License, or | |
13 | # (at your option) any later version. | |
14 | ||
15 | # This program is distributed in the hope that it will be useful, | |
16 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | # GNU General Public License for more details. | |
19 | ||
20 | # You should have received a copy of the GNU General Public License | |
21 | # along with this program; if not, write to the Free Software | |
22 | # Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, | |
23 | # MA 02110-1301, USA. | |
24 | ||
25 | # The goal of this program is to verify if --icf=safe works as expected. | |
26 | # File icf_safe_so_test.cc is in this test. The goal of this script is | |
27 | # to verify if identical code folding in safe mode correctly folds | |
28 | # functions in a shared object. | |
29 | ||
741bcbe9 RC |
30 | set -e |
31 | ||
0897ed3b ST |
32 | error_if_symbol_absent() |
33 | { | |
ce97fa81 | 34 | if ! is_symbol_present $1 $2; |
0897ed3b ST |
35 | then |
36 | echo "Symbol" $2 "not present, possibly folded." | |
37 | exit 1 | |
38 | fi | |
39 | } | |
40 | ||
41 | is_symbol_present() | |
42 | { | |
ce97fa81 | 43 | grep $2 $1 > /dev/null 2>&1 |
0897ed3b ST |
44 | return $? |
45 | } | |
46 | ||
21bb3914 ST |
47 | check_nofold() |
48 | { | |
0897ed3b ST |
49 | error_if_symbol_absent $1 $2 |
50 | error_if_symbol_absent $1 $3 | |
21bb3914 ST |
51 | func_addr_1=`grep $2 $1 | awk '{print $1}'` |
52 | func_addr_2=`grep $3 $1 | awk '{print $1}'` | |
53 | if [ $func_addr_1 = $func_addr_2 ]; | |
54 | then | |
55 | echo "Safe Identical Code Folding folded" $2 "and" $3 | |
56 | exit 1 | |
57 | fi | |
58 | } | |
59 | ||
60 | check_fold() | |
61 | { | |
c0ab2ae3 AM |
62 | map=$1 |
63 | shift | |
64 | num_syms=$# | |
65 | save_IFS="$IFS" | |
66 | IFS='|' | |
67 | sym_patt="$*" | |
68 | IFS="$save_IFS" | |
4d9aa155 AM |
69 | awk " |
70 | BEGIN { discard = 0; } | |
71 | /^Discarded input/ { discard = 1; } | |
72 | /^Memory map/ { discard = 0; } | |
c0ab2ae3 | 73 | /.*\\.text\\..*($sym_patt).*/ { act[discard] = act[discard] \" \" \$0; cnt[discard] = cnt[discard] + 1 } |
4d9aa155 | 74 | END { |
c0ab2ae3 AM |
75 | printf \"kept\" act[0] \"\\nfolded\" act[1] \"\\n\"; |
76 | if (cnt[0] != 1 || cnt[1] != $num_syms - 1) | |
4d9aa155 | 77 | { |
c0ab2ae3 | 78 | printf \"Safe Identical Code Folding failed\\n\" |
4d9aa155 AM |
79 | exit 1; |
80 | } | |
c0ab2ae3 | 81 | }" $map |
21bb3914 ST |
82 | } |
83 | ||
84 | arch_specific_safe_fold() | |
85 | { | |
741bcbe9 | 86 | if grep -q -e "Intel 80386" -e "ARM" -e "PowerPC" $1; |
21bb3914 | 87 | then |
c0ab2ae3 AM |
88 | shift |
89 | shift | |
90 | #echo check_fold $* | |
91 | check_fold $* | |
21bb3914 | 92 | else |
c0ab2ae3 AM |
93 | shift |
94 | nm_output=$1 | |
95 | shift | |
96 | shift | |
97 | while test $# -gt 1; do | |
98 | sym1=$1 | |
99 | shift | |
100 | for sym2 in $*; do | |
101 | #echo check_nofold $nm_output $sym1 $sym2 | |
102 | check_nofold $nm_output $sym1 $sym2 | |
103 | done | |
104 | done | |
21bb3914 ST |
105 | fi |
106 | } | |
107 | ||
c0ab2ae3 AM |
108 | arch_specific_safe_fold icf_safe_so_test_2.stdout icf_safe_so_test_1.stdout icf_safe_so_test.map foo_prot foo_hidden foo_internal foo_static |
109 | check_nofold icf_safe_so_test_1.stdout foo_glob bar_glob |