gdb/testsuite/gdb.base/overlays.exp

   1 #   Copyright (C) 1997 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 2 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, write to the Free Software
  15 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  16 #
  17 # Please email any bugs, comments, and/or additions to this file to:
  18 # bug-gdb@prep.ai.mit.edu
  19 #
  20 # This file was written by Michael Snyder (msnyder@cygnus.com)
  21
  22 if $tracelevel then {
  23     strace $tracelevel
  24 }
  25
  26 #
  27 # test running programs
  28 #
  29
  30 set prms_id 0
  31 set bug_id 0
  32
  33 if [istarget "d10v-*-*"] then {
  34     set linker_script "${srcdir}/${subdir}/d10v.ld";
  35 } elseif [istarget "m32r-*-*"] then {
  36     set linker_script "${srcdir}/${subdir}/m32r.ld";
  37 } else {
  38     verbose "Skipping overlay test -- not implemented for this target."
  39     return
  40 }
  41
  42 set testfile "overlays"
  43 set binfile ${objdir}/${subdir}/${testfile}
  44 set srcfile ${srcdir}/${subdir}/${testfile}.c
  45 set foo     ${srcdir}/${subdir}/foo.c
  46 set bar     ${srcdir}/${subdir}/bar.c
  47 set baz     ${srcdir}/${subdir}/baz.c
  48 set grbx    ${srcdir}/${subdir}/grbx.c
  49
  50 if {[gdb_compile "${srcfile}" "${testfile}.o" object {debug}] != ""} then {
  51      gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
  52 }
  53 if {[gdb_compile "${srcdir}/${subdir}/ovlymgr.c" ovlymgr.o object {debug}] != ""} then {
  54      gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
  55 }
  56 if {[gdb_compile "${foo}" foo.o object {debug} ] != ""} then {
  57      gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
  58 }
  59
  60 if {[gdb_compile "${bar}" bar.o object {debug}] != ""} then {
  61      gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
  62 }
  63 if {[gdb_compile "${baz}" baz.o object {debug}] != ""} then {
  64      gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
  65 }
  66 if {[gdb_compile "${grbx}" grbx.o object {debug}] != ""} then {
  67      gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
  68 }
  69 if  {[gdb_compile "${testfile}.o ovlymgr.o foo.o bar.o baz.o grbx.o" ${binfile} executable "ldscript=-Wl,-T$linker_script"] != "" } {
  70      gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
  71 }
  72
  73 remote_exec build "mv ${testfile}.o foo.o bar.o baz.o grbx.o ovlymgr.o ${objdir}/${subdir}"
  74
  75
  76 gdb_start
  77 gdb_reinitialize_dir $srcdir/$subdir
  78 gdb_load ${binfile}
  79
  80 #
  81 # set it up at a breakpoint so we can play with the variable values
  82 #
  83
  84 if ![runto_main] then {
  85     gdb_suppress_tests;
  86 }
  87
  88 # couple of convenience variables
  89 set fptrcast [string_to_regexp "(int (*)(int))"]
  90 set iptrcast [string_to_regexp "(int *)"]
  91
  92 gdb_test "overlay manual" ""
  93 gdb_test "overlay list" "No sections are mapped." "List with none mapped"
  94
  95 # capture the LMA addresses of [foo bar baz grbx foox barx bazx grbxx]
  96
  97 gdb_test "print \$foo_lma = &foo" \
  98         ".* $fptrcast 0x.* <\\*foo\\*>"  "foo load addr"
  99 gdb_test "print \$bar_lma = &bar" \
 100         ".* $fptrcast 0x.* <\\*bar\\*>"  "bar load addr"
 101 gdb_test "print \$baz_lma = &baz" \
 102         ".* $fptrcast 0x.* <\\*baz\\*>"  "baz load addr"
 103 gdb_test "print \$grbx_lma = &grbx" \
 104         ".* $fptrcast 0x.* <\\*grbx\\*>" "grbx load addr"
 105 gdb_test "print \$foox_lma = &foox" \
 106         ".* $iptrcast 0x.*"  "foox load addr"
 107 gdb_test "print \$barx_lma = &barx" \
 108         ".* $iptrcast 0x.*"  "barx load addr"
 109 gdb_test "print \$bazx_lma = &bazx" \
 110         ".* $iptrcast 0x.*"  "bazx load addr"
 111 gdb_test "print \$grbxx_lma = &grbxx" \
 112         ".* $iptrcast 0x.*" "grbxx load addr"
 113
 114 # map each overlay successively, and
 115 # capture the VMA addresses of [foo bar baz grbx foox barx bazx grbxx]
 116
 117 gdb_test "overlay map .ovly0" ""
 118 gdb_test "overlay list" "Section .ovly0, loaded at.*, mapped at.*" "List ovly0"
 119 gdb_test "print \$foo_vma = &foo" \
 120         ".* $fptrcast 0x.* <foo>"  "foo runtime addr"
 121
 122 gdb_test "overlay map .ovly1" ""
 123 gdb_test "overlay list" "Section .ovly1, loaded at.*, mapped at.*" "List ovly1"
 124 gdb_test "print \$bar_vma = &bar" \
 125         ".* $fptrcast 0x.* <bar>"  "bar runtime addr"
 126
 127 gdb_test "overlay map .ovly2" ""
 128 gdb_test "overlay list" "Section .ovly2, loaded at.*, mapped at.*" "List ovly2"
 129 gdb_test "print \$baz_vma = &baz" \
 130         ".* $fptrcast 0x.* <baz>"  "baz runtime addr"
 131
 132 gdb_test "overlay map .ovly3" ""
 133 gdb_test "overlay list" "Section .ovly3, loaded at.*, mapped at.*" "List ovly3"
 134 gdb_test "print \$grbx_vma = &grbx" \
 135         ".* $fptrcast 0x.* <grbx>"  "grbx runtime addr"
 136
 137 gdb_test "overlay map .data00" ""
 138 gdb_test "overlay list" "Section .data00, loaded .*, mapped .*" "List data00"
 139 gdb_test "print \$foox_vma = &foox" \
 140         ".* $iptrcast 0x.*"  "foox runtime addr"
 141
 142 gdb_test "overlay map .data01" ""
 143 gdb_test "overlay list" "Section .data01, loaded .*, mapped .*" "List data01"
 144 gdb_test "print \$barx_vma = &barx" \
 145         ".* $iptrcast 0x.*"  "barx runtime addr"
 146
 147 gdb_test "overlay map .data02" ""
 148 gdb_test "overlay list" "Section .data02, loaded .*, mapped .*" "List data02"
 149 gdb_test "print \$bazx_vma = &bazx" \
 150         ".* $iptrcast 0x.*"  "bazx runtime addr"
 151
 152 gdb_test "overlay map .data03" ""
 153 gdb_test "overlay list" "Section .data03, loaded .*, mapped .*" "List data03"
 154 gdb_test "print \$grbxx_vma = &grbxx" \
 155         ".* $iptrcast 0x.*"  "grbxx runtime addr"
 156
 157 # Verify that LMA != VMA
 158
 159 gdb_test "print \$foo_lma   != \$foo_vma" ".* = 1"   "foo's LMA   != VMA"
 160 gdb_test "print \$bar_lma   != \$bar_vma" ".* = 1"   "bar's LMA   != VMA"
 161 gdb_test "print \$baz_lma   != \$baz_vma" ".* = 1"   "baz's LMA   != VMA"
 162 gdb_test "print \$grbx_lma  != \$grbx_vma" ".* = 1"  "grbx's LMA  != VMA"
 163 gdb_test "print \$foox_lma  != \$foox_vma" ".* = 1"  "foox's LMA  != VMA"
 164 gdb_test "print \$barx_lma  != \$barx_vma" ".* = 1"  "barx's LMA  != VMA"
 165 gdb_test "print \$bazx_lma  != \$bazx_vma" ".* = 1"  "bazx's LMA  != VMA"
 166 gdb_test "print \$grbxx_lma != \$grbxx_vma" ".* = 1" "grbxx's LMA != VMA"
 167
 168 # Verify that early-mapped overlays have been bumped out
 169 # by later-mapped overlays layed over in the same VMA range.
 170
 171 send_gdb "overlay list\n"
 172 gdb_expect {
 173     -re ".*ovly0, "             { fail ".ovly0  not unmapped by .ovly1"  }
 174     -re ".*ovly2, "             { fail ".ovly2  not unmapped by .ovly3"  }
 175     -re ".*data00,"             { fail ".data00 not unmapped by .data01" }
 176     -re ".*data02,"             { fail ".data02 not unmapped by .data03" }
 177     -re ".*$gdb_prompt $"       { pass "Automatic unmapping"             }
 178     timeout                     { fail "(timeout) Automatic unmapping"   }
 179 }
 180
 181 # test automatic mode
 182
 183 gdb_test "overlay auto" ""
 184 gdb_test "overlay list" "No sections are mapped." "List none mapped (auto)"
 185 gdb_test "break foo"  "Breakpoint .*at .*file .*foo.c.*"  "break foo"
 186 gdb_test "break bar"  "Breakpoint .*at .*file .*bar.c.*"  "break bar"
 187 gdb_test "break baz"  "Breakpoint .*at .*file .*baz.c.*"  "break baz"
 188 gdb_test "break grbx" "Breakpoint .*at .*file .*grbx.c.*" "break grbx"
 189
 190 send_gdb "continue\n"
 191 gdb_expect {
 192     -re "Breakpoint .* foo .x=1. at .*$gdb_prompt $" { pass   "hit foo" }
 193     -re ".*$gdb_prompt $"                            { fail   "hit foo" }
 194     timeout                                  { fail "(timeout) hit foo" }
 195 }
 196
 197 send_gdb "backtrace\n"
 198 gdb_expect {
 199     -re "#0 .*foo .*#1 .*main .*$gdb_prompt $"       { pass   "BT foo" }
 200     -re ".*$gdb_prompt $"                            { fail   "BT foo" }
 201     timeout                                  { fail "(timeout) BT foo" }
 202 }
 203
 204
 205 send_gdb "continue\n"
 206 gdb_expect {
 207     -re "Breakpoint .* bar .x=1. at .*$gdb_prompt $" { pass   "hit bar" }
 208     -re ".*$gdb_prompt $"                            { fail   "hit bar" }
 209     timeout                                  { fail "(timeout) hit bar" }
 210 }
 211
 212 send_gdb "backtrace\n"
 213 gdb_expect {
 214     -re "#0 .*bar .*#1 .*main .*$gdb_prompt $"       { pass   "BT bar" }
 215     -re ".*$gdb_prompt $"                            { fail   "BT bar" }
 216     timeout                                  { fail "(timeout) BT bar" }
 217 }
 218
 219 send_gdb "continue\n"
 220 gdb_expect {
 221     -re "Breakpoint .* baz .x=1. at .*$gdb_prompt $" { pass   "hit baz" }
 222     -re ".*$gdb_prompt $"                            { fail   "hit baz" }
 223     timeout                                  { fail "(timeout) hit baz" }
 224 }
 225
 226 send_gdb "backtrace\n"
 227 gdb_expect {
 228     -re "#0 .*baz .*#1 .*main .*$gdb_prompt $"       { pass   "BT baz" }
 229     -re ".*$gdb_prompt $"                            { fail   "BT baz" }
 230     timeout                                  { fail "(timeout) BT baz" }
 231 }
 232
 233 send_gdb "continue\n"
 234 gdb_expect {
 235     -re "Breakpoint .* grbx .x=1. at .*$gdb_prompt $" { pass   "hit grbx" }
 236     -re ".*$gdb_prompt $"                             { fail   "hit grbx" }
 237     timeout                                   { fail "(timeout) hit grbx" }
 238 }
 239
 240 send_gdb "backtrace\n"
 241 gdb_expect {
 242     -re "#0 .*grbx .*#1 .*main .*$gdb_prompt $"      { pass   "BT grbx" }
 243     -re ".*$gdb_prompt $"                            { fail   "BT grbx" }
 244     timeout                                  { fail "(timeout) BT grbx" }
 245 }
 246