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b811d2c2 | 1 | # Copyright 2008-2020 Free Software Foundation, Inc. |
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2 | |
3 | # This program is free software; you can redistribute it and/or modify | |
4 | # it under the terms of the GNU General Public License as published by | |
5 | # the Free Software Foundation; either version 3 of the License, or | |
6 | # (at your option) any later version. | |
7 | # | |
8 | # This program is distributed in the hope that it will be useful, | |
9 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
10 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
11 | # GNU General Public License for more details. | |
12 | # | |
13 | # You should have received a copy of the GNU General Public License | |
14 | # along with this program. If not, see <http://www.gnu.org/licenses/>. | |
15 | ||
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16 | # This tests the find command. |
17 | ||
289f9037 | 18 | standard_testfile .c |
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19 | |
20 | if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug nowarnings}] != "" } { | |
84c93cd5 | 21 | untested "failed to compile" |
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22 | return -1 |
23 | } | |
24 | ||
289f9037 | 25 | clean_restart ${binfile} |
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26 | |
27 | gdb_test "break $srcfile:stop_here" \ | |
28 | "Breakpoint.*at.* file .*$srcfile, line.*" \ | |
29 | "breakpoint function in file" | |
30 | ||
31 | gdb_run_cmd | |
fa43b1d7 | 32 | gdb_test "" "Breakpoint \[0-9\]+,.*stop_here.* at .*$srcfile:.*" "run until function breakpoint" |
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33 | |
34 | # We've now got the target program in a state where we can test "find". | |
35 | ||
36 | set hex_number {0x[0-9a-fA-F][0-9a-fA-F]*} | |
37 | set history_prefix {[$][0-9]* = } | |
09f00d9a | 38 | set newline "\[\r\n\]*" |
de90ada1 DE |
39 | set pattern_not_found "${newline}Pattern not found\[.\]" |
40 | set one_pattern_found "${newline}1 pattern found\[.\]" | |
41 | set two_patterns_found "${newline}2 patterns found\[.\]" | |
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42 | |
43 | # Test string pattern. | |
44 | ||
c8b18808 PA |
45 | # For when the testcase is built in C++ mode. |
46 | gdb_test_no_output "set print asm-demangle on" | |
47 | ||
35ec993f | 48 | gdb_test_no_output "set *(int32_t*) &int8_search_buf\[10\] = 0x61616161" "" |
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49 | |
50 | gdb_test "find &int8_search_buf\[0\], +sizeof(int8_search_buf), 'a', 'a', 'a'" \ | |
51 | "${hex_number}.*<int8_search_buf\\+10>${newline}${hex_number}.*<int8_search_buf\\+11>${two_patterns_found}" \ | |
52 | "find string pattern" | |
53 | ||
54 | # Test not finding pattern because search range too small, with | |
55 | # potential find at the edge of the range. | |
56 | ||
57 | gdb_test "find &int8_search_buf\[0\], +10+3, \"aaaa\"" \ | |
58 | "${pattern_not_found}" \ | |
59 | "pattern not found at end of range" | |
60 | ||
61 | # Increase the search range by 1 and we should find the pattern. | |
62 | ||
63 | gdb_test "find &int8_search_buf\[0\], +10+3+1, 'a', 'a', 'a', 'a'" \ | |
64 | "${hex_number}.*<int8_search_buf\\+10>${one_pattern_found}" \ | |
65 | "pattern found at end of range" | |
66 | ||
67 | # Test max-count, $_ and $numfound. | |
68 | ||
69 | gdb_test "find /1 &int8_search_buf\[0\], +sizeof(int8_search_buf), 'a', 'a', 'a'" \ | |
70 | "${hex_number}.*<int8_search_buf\\+10>${one_pattern_found}" \ | |
71 | "max-count" | |
72 | ||
73 | gdb_test "print \$_" \ | |
9cb709b6 | 74 | "${history_prefix}.*${hex_number} <int8_search_buf\\+10>" \ |
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75 | "\$_" |
76 | ||
77 | gdb_test "print \$numfound" \ | |
78 | "${history_prefix}1" \ | |
79 | "\$numfound" | |
80 | ||
81 | # Test max-count with size-char. | |
82 | # They can be specified in either order. | |
83 | ||
84 | gdb_test "find /1b &int8_search_buf\[0\], +sizeof(int8_search_buf), 0x61, 0x61, 0x61" \ | |
85 | "${hex_number}.*<int8_search_buf\\+10>${one_pattern_found}" \ | |
86 | "size,max-count, /1b" | |
87 | ||
88 | gdb_test "find /b1 &int8_search_buf\[0\], +sizeof(int8_search_buf), 0x61, 0x61, 0x61" \ | |
89 | "${hex_number}.*<int8_search_buf\\+10>${one_pattern_found}" \ | |
90 | "size,max-count, /b1" | |
91 | ||
92 | gdb_test "find /b /1 &int8_search_buf\[0\], +sizeof(int8_search_buf), 0x61, 0x61, 0x61" \ | |
93 | "${hex_number}.*<int8_search_buf\\+10>${one_pattern_found}" \ | |
94 | "size,max-count, /b/1" | |
95 | ||
96 | gdb_test "find /1 /b &int8_search_buf\[0\], +sizeof(int8_search_buf), 0x61, 0x61, 0x61" \ | |
97 | "${hex_number}.*<int8_search_buf\\+10>${one_pattern_found}" \ | |
98 | "size,max-count, /1/b" | |
99 | ||
100 | # Test specifying end address. | |
101 | ||
102 | gdb_test "find /b &int8_search_buf\[0\], &int8_search_buf\[0\]+sizeof(int8_search_buf), 0x61, 0x61, 0x61, 0x61" \ | |
103 | "${hex_number}.*<int8_search_buf\\+10>${one_pattern_found}" \ | |
104 | "find byte pattern with end address" | |
105 | ||
106 | # Test 16-bit pattern. | |
107 | ||
35ec993f | 108 | gdb_test_no_output "set int16_search_buf\[10\] = 0x1234" "" |
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109 | |
110 | gdb_test "find /h &int16_search_buf\[0\], +sizeof(int16_search_buf), 0x1234" \ | |
111 | "${hex_number}.*<int16_search_buf\\+20>${one_pattern_found}" \ | |
e86efb33 | 112 | "find 16-bit pattern /h" |
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113 | |
114 | gdb_test "find &int16_search_buf\[0\], +sizeof(int16_search_buf), (int16_t) 0x1234" \ | |
115 | "${hex_number}.*<int16_search_buf\\+20>${one_pattern_found}" \ | |
e86efb33 | 116 | "find 16-bit pattern cast" |
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117 | |
118 | # Test 32-bit pattern. | |
119 | ||
35ec993f | 120 | gdb_test_no_output "set int32_search_buf\[10\] = 0x12345678" "" |
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121 | |
122 | gdb_test "find &int32_search_buf\[0\], +sizeof(int32_search_buf), (int32_t) 0x12345678" \ | |
123 | "${hex_number}.*<int32_search_buf\\+40>${one_pattern_found}" \ | |
e86efb33 | 124 | "find 32-bit pattern cast" |
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125 | |
126 | gdb_test "find /w &int32_search_buf\[0\], +sizeof(int32_search_buf), 0x12345678" \ | |
127 | "${hex_number}.*<int32_search_buf\\+40>${one_pattern_found}" \ | |
e86efb33 | 128 | "find 32-bit pattern /w" |
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129 | |
130 | # Test 64-bit pattern. | |
131 | ||
35ec993f | 132 | gdb_test_no_output "set int64_search_buf\[10\] = 0xfedcba9876543210LL" "" |
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133 | |
134 | gdb_test "find &int64_search_buf\[0\], +sizeof(int64_search_buf), (int64_t) 0xfedcba9876543210LL" \ | |
135 | "${hex_number}.*<int64_search_buf\\+80>${one_pattern_found}" \ | |
e86efb33 | 136 | "find 64-bit pattern cast" |
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137 | |
138 | gdb_test "find /g &int64_search_buf\[0\], +sizeof(int64_search_buf), 0xfedcba9876543210LL" \ | |
139 | "${hex_number}.*<int64_search_buf\\+80>${one_pattern_found}" \ | |
e86efb33 | 140 | "find 64-bit pattern /g" |
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141 | |
142 | # Test mixed-sized patterns. | |
143 | ||
35ec993f MS |
144 | gdb_test_no_output "set *(int8_t*) &search_buf\[10\] = 0x62" "" |
145 | gdb_test_no_output "set *(int16_t*) &search_buf\[11\] = 0x6363" "" | |
146 | gdb_test_no_output "set *(int32_t*) &search_buf\[13\] = 0x64646464" "" | |
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147 | |
148 | gdb_test "find &search_buf\[0\], +100, (int8_t) 0x62, (int16_t) 0x6363, (int32_t) 0x64646464" \ | |
149 | "${hex_number}${one_pattern_found}" \ | |
150 | "find mixed-sized pattern" | |
151 | ||
152 | # Test search spanning a large range, in the particular case of native | |
153 | # targets, test the search spanning multiple chunks. | |
154 | # Remote targets may implement the search differently. | |
155 | ||
156 | set CHUNK_SIZE 16000 ;# see findcmd.c | |
157 | ||
35ec993f MS |
158 | gdb_test_no_output "set *(int32_t*) &search_buf\[0*${CHUNK_SIZE}+100\] = 0x12345678" "" |
159 | gdb_test_no_output "set *(int32_t*) &search_buf\[1*${CHUNK_SIZE}+100\] = 0x12345678" "" | |
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160 | |
161 | gdb_test "find /w search_buf, +search_buf_size, 0x12345678" \ | |
162 | "${hex_number}${newline}${hex_number}${two_patterns_found}" \ | |
163 | "search spanning large range" | |
164 | ||
165 | # For native targets, test a pattern straddling a chunk boundary. | |
166 | ||
167 | if [isnative] { | |
35ec993f | 168 | gdb_test_no_output "set *(int32_t*) &search_buf\[${CHUNK_SIZE}-1\] = 0xfdb97531" "" |
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169 | gdb_test "find /w search_buf, +search_buf_size, 0xfdb97531" \ |
170 | "${hex_number}${one_pattern_found}" \ | |
171 | "find pattern straddling chunk boundary" | |
172 | } | |
76b83c51 JK |
173 | |
174 | # Check GDB buffer overflow. | |
175 | gdb_test "find int64_search_buf, +64/8*100, int64_search_buf" " <int64_search_buf>\r\n1 pattern found\\." |