1# Copyright 2019-2020 Free Software Foundation, Inc. 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 16# Test -symbol-info-functions, -symbol-info-variables, and 17# -symbol-info-types. 18# 19# These tests can generate large amounts of output, which can cause gdb to be 20# slow in two different ways: 21# - it takes long before the command starts producing output 22# - it takes long to print all the output 23# We can prevent timeouts due to the latter using exp_continue, but for 24# the former that doesn't work. There we use with_timeout_factor instead. 25 26load_lib mi-support.exp 27set MIFLAGS "-i=mi" 28 29standard_testfile mi-sym-info-1.c mi-sym-info-2.c 30 31if {[prepare_for_testing "failed to prepare" ${testfile} \ 32 [list $srcfile $srcfile2] {debug}]} { 33 return -1 34} 35 36gdb_exit 37if {[mi_gdb_start]} { 38 continue 39} 40 41mi_run_to_main 42 43set qstr "\"\[^\"\]+\"" 44set fun_re "\{line=\"$decimal\",name=${qstr},type=${qstr},description=${qstr}\}" 45set type_re "\{(?:line=\"$decimal\",)*name=${qstr}\}" 46set sym_list "\\\[${fun_re}(?:,$fun_re)*\\\]" 47set type_sym_list "\\\[${type_re}(?:,$type_re)*\\\]" 48set symtab_re \ 49 "\{filename=${qstr},fullname=${qstr},symbols=${sym_list}\}" 50set symtab_type_re \ 51 "\{filename=${qstr},fullname=${qstr},symbols=${type_sym_list}\}" 52set debug_only_syms \ 53 "symbols=\{debug=\\\[${symtab_re}(?:,${symtab_re})*\\\]\}" 54set all_syms \ 55 "symbols=\{debug=\\\[${symtab_re}(?:,${symtab_re})*\\\],nondebug=\\\[.*\\\]\}" 56set type_syms \ 57 "symbols=\{debug=\\\[${symtab_type_re}(?:,${symtab_type_re})*\\\]\}" 58 59# Fetch all functions, variables and types without any non-debug 60# symbols. 61set testname "List all functions from debug information only" 62set cmd "111-symbol-info-functions" 63set state 0 64gdb_test_multiple $cmd $testname -prompt "${mi_gdb_prompt}$" { 65 -re "111\\^done,symbols=\{debug=\\\[${symtab_re}" { 66 if { $state == 0 } { incr state } 67 exp_continue 68 } 69 -re ",${symtab_re}" { 70 exp_continue 71 } 72 -re "\\\]\}\r\n${mi_gdb_prompt}$" { 73 if { $state == 1 } { 74 pass $gdb_test_name 75 } else { 76 fail $gdb_test_name 77 } 78 } 79} 80 81set testname "List all variables from debug information only" 82set cmd "112-symbol-info-variables" 83set state 0 84gdb_test_multiple $cmd $testname -prompt "${mi_gdb_prompt}$" { 85 -re "112\\^done,symbols=\{debug=\\\[${symtab_re}" { 86 if { $state == 0 } { incr state } 87 exp_continue 88 } 89 -re ",${symtab_re}" { 90 exp_continue 91 } 92 -re "\\\]\}\r\n${mi_gdb_prompt}$" { 93 if { $state == 1 } { 94 pass $gdb_test_name 95 } else { 96 fail $gdb_test_name 97 } 98 } 99} 100 101set testname "List all types" 102set cmd "113-symbol-info-types" 103set state 0 104gdb_test_multiple $cmd $testname -prompt "${mi_gdb_prompt}$" { 105 -re "113\\^done,symbols=\{debug=\\\[${symtab_type_re}" { 106 if { $state == 0 } { incr state } 107 exp_continue 108 } 109 -re ",${symtab_type_re}" { 110 exp_continue 111 } 112 -re "\\\]\}\r\n${mi_gdb_prompt}$" { 113 if { $state == 1 } { 114 pass $gdb_test_name 115 } else { 116 fail $gdb_test_name 117 } 118 } 119} 120 121# Fetch functions and variables but also grab the non-debug symbols 122# (from the symbol table). There's often so much output output from 123# this command that we overflow expect's buffers, avoid this by 124# fetching the output piece by piece. 125set testname "List all functions" 126set cmd "114-symbol-info-functions --include-nondebug" 127set state 0 128gdb_test_multiple $cmd ${testname} -prompt "${mi_gdb_prompt}$" { 129 -re "114\\^done,symbols=\{" { 130 if { $state == 0 } { set state 1 } 131 exp_continue 132 } 133 -re "debug=\\\[${symtab_re}" { 134 if { $state == 1 } { set state 2 } 135 exp_continue 136 } 137 -re ",${symtab_re}" { 138 exp_continue 139 } 140 -re "\\\],nondebug=\\\[" { 141 if { $state == 2 } { set state 3 } 142 exp_continue 143 } 144 -re "\{address=${qstr},name=${qstr}\}," { 145 exp_continue 146 } 147 -re "\{address=${qstr},name=${qstr}\}\\\]\}\r\n${mi_gdb_prompt}$" { 148 if { $state == 3 } { 149 pass $gdb_test_name 150 } else { 151 fail $gdb_test_name 152 } 153 } 154} 155 156with_timeout_factor 2 { 157 set testname "List all variables" 158 set cmd "115-symbol-info-variables --include-nondebug" 159 set state 0 160 gdb_test_multiple $cmd ${testname} -prompt "${mi_gdb_prompt}$" { 161 -re "115\\^done,symbols=\{" { 162 if { $state == 0 } { set state 1 } 163 exp_continue 164 } 165 -re "debug=\\\[${symtab_re}" { 166 if { $state == 1 } { set state 2 } 167 exp_continue 168 } 169 -re ",${symtab_re}" { 170 exp_continue 171 } 172 -re "\\\],nondebug=\\\[" { 173 if { $state == 2 } { set state 3 } 174 exp_continue 175 } 176 -re "\{address=${qstr},name=${qstr}\}," { 177 exp_continue 178 } 179 -re "\{address=${qstr},name=${qstr}\}\\\]\}\r\n${mi_gdb_prompt}$" { 180 if { $state == 3 } { 181 pass $gdb_test_name 182 } else { 183 fail $gdb_test_name 184 } 185 } 186 } 187} 188 189with_timeout_factor 2 { 190 set testname "List all variables" 191 set cmd "115-symbol-info-variables --include-nondebug" 192 set state 0 193 gdb_test_multiple $cmd ${testname} -prompt "${mi_gdb_prompt}$" { 194 -re "115\\^done,symbols=\{" { 195 if { $state == 0 } { incr state } 196 exp_continue 197 } 198 -re "debug=\\\[${symtab_re}" { 199 if { $state == 1 } { incr state } 200 exp_continue 201 } 202 -re ",${symtab_re}" { 203 exp_continue 204 } 205 -re "\\\],nondebug=\\\[" { 206 if { $state == 2 } { incr state } 207 exp_continue 208 } 209 -re "\{address=${qstr},name=${qstr}\}," { 210 exp_continue 211 } 212 -re "\{address=${qstr},name=${qstr}\}\\\]\}\r\n${mi_gdb_prompt}$" { 213 if { $state == 3 } { 214 pass $gdb_test_name 215 } else { 216 fail $gdb_test_name 217 } 218 } 219 } 220} 221 222# Filter functions by name and type. 223set lineno [gdb_get_line_number "f3 (another_int_t arg)" ${srcfile2}] 224mi_gdb_test "116-symbol-info-functions --name ^f3$" \ 225 "116\\^done,symbols=\{debug=\\\[\{filename=\"\[^\"\]*$srcfile2\",fullname=\"\[^\"\]+$srcfile2\",symbols=\\\[\{line=\"39\",name=\"f3\",type=\"int \\(another_int_t\\)\",description=\"int f3\\(another_int_t\\);\"\}\\\]\}\\\]\}" \ 226 "List all functions matching pattern f3" 227 228set lineno [gdb_get_line_number "f4 (int *arg)" ${srcfile}] 229mi_gdb_test "117-symbol-info-functions --type void --name ^f4$" \ 230 "117\\^done,symbols=\{debug=\\\[\{filename=\"\[^\"\]*$srcfile\",fullname=\"\[^\"\]+$srcfile\",symbols=\\\[\{line=\"36\",name=\"f4\",type=\"void \\(int \\*\\)\",description=\"void f4\\(int \\*\\);\"\}\\\]\}\\\]\}" \ 231 "List all functions matching type void" 232 233# Filter variables by name and type. 234set lineno [gdb_get_line_number "int global_f2;" ${srcfile2}] 235mi_gdb_test "118-symbol-info-variables --name global_f2" \ 236 "118\\^done,symbols=\{debug=\\\[\{filename=\"\[^\"\]*$srcfile2\",fullname=\"\[^\"\]+$srcfile2\",symbols=\\\[\{line=\"21\",name=\"global_f2\",type=\"int\",description=\"int global_f2;\"\}\\\]\}\\\]\}" \ 237 "List all variables matching pattern global_f2" 238 239set lineno1 [gdb_get_line_number "static float global_f1;" ${srcfile}] 240set lineno2 [gdb_get_line_number "static float global_f1;" ${srcfile2}] 241mi_gdb_test "119-symbol-info-variables --type float --name ^global_" \ 242 "119\\^done,symbols=\{debug=\\\[\{filename=\"\[^\"\]*$srcfile\",fullname=\"\[^\"\]+$srcfile\",symbols=\\\[\{line=\"25\",name=\"global_f1\",type=\"float\",description=\"static float global_f1;\"\}\\\]\},\{filename=\"\[^\"\]*$srcfile2\",fullname=\"\[^\"\]+$srcfile2\",symbols=\\\[\{line=\"19\",name=\"global_f1\",type=\"float\",description=\"static float global_f1;\"\}\\\]\}\\\]\}" \ 243 "List all variables matching type float" 244 245# Fetch types, filtering by name. 246set lineno1 [gdb_get_line_number "typedef int my_int_t;" ${srcfile}] 247set lineno2 [gdb_get_line_number "typedef int another_int_t;" ${srcfile2}] 248mi_gdb_test "120-symbol-info-types --name _int_" \ 249 "120\\^done,symbols=\{debug=\\\[\{filename=\"\[^\"\]*$srcfile\",fullname=\"\[^\"\]+$srcfile\",symbols=\\\[\{line=\"27\",name=\"my_int_t\"\}\\\]\},\{filename=\"\[^\"\]*$srcfile2\",fullname=\"\[^\"\]+$srcfile2\",symbols=\\\[\{line=\"23\",name=\"another_int_t\"\}\\\]\}\\\]\}" \ 250 "List all types matching _int_" 251 252# Test the --max-results parameter. 253mi_gdb_test "121-symbol-info-functions --max-results 0" \ 254 "121\\^done,symbols=\{\}" \ 255 "-symbol-info-functions --max-results 0" 256 257mi_gdb_test "122-symbol-info-functions --max-results 1 --name ^\[^_\]" \ 258 "122\\^done,symbols=\{debug=\\\[\{filename=\"\[^\"\]*$srcfile2\",fullname=\"\[^\"\]+$srcfile2\",symbols=\\\[\{line=\"39\",name=\"f3\",type=\"int \\(another_int_t\\)\",description=\"int f3\\(another_int_t\\);\"\}\\\]\}\\\]\}" \ 259 "-symbol-info-functions --max-results 1" 260 261mi_gdb_test "123-symbol-info-functions --max-results 2 --name ^\[^_\]" \ 262 "123\\^done,symbols=\{debug=\\\[\{filename=\"\[^\"\]*$srcfile2\",fullname=\"\[^\"\]+$srcfile2\",symbols=\\\[\{line=\"33\",name=\"f2\",type=\"float \\(another_float_t\\)\",description=\"float f2\\(another_float_t\\);\"\},\{line=\"39\",name=\"f3\",type=\"int \\(another_int_t\\)\",description=\"int f3\\(another_int_t\\);\"\}\\\]\}\\\]\}" \ 263 "-symbol-info-functions --max-results 2" 264 265mi_gdb_test "124-symbol-info-variables --max-results 3 --name ^\[^_\]" \ 266 "124\\^done,symbols=\{debug=\\\[\{filename=\"\[^\"\]*$srcfile2\",fullname=\"\[^\"\]+$srcfile2\",symbols=\\\[\{line=\"21\",name=\"global_f2\",type=\"int\",description=\"int global_f2;\"\},\{line=\"20\",name=\"global_i2\",type=\"int\",description=\"int global_i2;\"\},\{line=\"19\",name=\"global_f1\",type=\"float\",description=\"static float global_f1;\"\}\\\]\}\\\]\}" \ 267 268set s1 "\{line=\"44\",name=\"another_char_t\"\}" 269set s2 "\{line=\"24\",name=\"another_float_t\"\}" 270set s3 "\{line=\"23\",name=\"another_int_t\"\}" 271set s4 "\{line=\"45\",name=\"another_short_t\"\}" 272mi_gdb_test "125-symbol-info-types --max-results 4 --name another_" \ 273 "125\\^done,symbols=\{debug=\\\[\{filename=\"\[^\"\]*$srcfile2\",fullname=\"\[^\"\]+$srcfile2\",symbols=\\\[$s1,$s2,$s3,$s4\\\]\}\\\]\}" \ 274 "-symbol-info-types --max-results 4" 275