mirror of
https://sourceware.org/git/binutils-gdb.git
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4a94e36819
This commit brings all the changes made by running gdb/copyright.py as per GDB's Start of New Year Procedure. For the avoidance of doubt, all changes in this commits were performed by the script.
330 lines
13 KiB
Plaintext
330 lines
13 KiB
Plaintext
# Copyright 2002-2022 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>. */
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# relocate.exp -- Expect script to test loading symbols from unrelocated
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# object files.
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standard_testfile .c
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append binfile .o
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remote_exec build "rm -f ${binfile}"
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if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" object {debug}] != "" } {
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untested "failed to compile"
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return -1
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}
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gdb_exit
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gdb_start
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gdb_reinitialize_dir $srcdir/$subdir
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#Check that invalid options are rejected.
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foreach x {"-raednow" "readnow" "foo" "-readnow s"} {
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set word [lindex $x [expr [llength $x]-1]]
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gdb_test "add-symbol-file ${binfile} 0 $x" \
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"Unrecognized argument \"$word\"" \
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"add-symbol-file: unknown option $word"
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}
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# Check that we can pass parameters using any position in the command
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# line.
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set test "add-symbol-file positionless -readnow"
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gdb_test_multiple "add-symbol-file -readnow $binfile 0x100 -s .bss 0x3" $test {
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-re "add symbol table from file \"${binfile}\" at\r\n\t\.text_addr = 0x100\r\n\t\.bss_addr = 0x3\r\n\\(y or n\\) " {
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gdb_test "n" "Not confirmed\." $test
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}
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}
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# When we use -s as the first argument, the section will be printed
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# first as well.
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set test "add-symbol-file positionless -s"
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gdb_test_multiple "add-symbol-file -s .bss 0x3 -readnow $binfile 0x100" $test {
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-re "add symbol table from file \"${binfile}\" at\r\n\t\.text_addr = 0x100\r\n\t\.bss_addr = 0x3\r\n\\(y or n\\) " {
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gdb_test "n" "Not confirmed\." $test
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}
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}
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set test "add-symbol-file positionless -s, no -readnow"
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gdb_test_multiple "add-symbol-file $binfile 0x100 -s .bss 0x3" $test {
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-re "add symbol table from file \"${binfile}\" at\r\n\t\.text_addr = 0x100\r\n\t\.bss_addr = 0x3\r\n\\(y or n\\) " {
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gdb_test "n" "Not confirmed\." $test
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}
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}
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# Check that passing "-s .text", no matter the position, always has
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# the same result.
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set test "add-symbol-file different -s .text, after file"
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gdb_test_multiple "add-symbol-file $binfile 0x100 -s .text 0x200" $test {
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-re "add symbol table from file \"${binfile}\" at\r\n\t\.text_addr = 0x100\r\n\t\.text_addr = 0x200\r\n\\(y or n\\) " {
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gdb_test "n" "Not confirmed\." $test
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}
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}
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set test "add-symbol-file different -s .text, before file"
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gdb_test_multiple "add-symbol-file -s .text 0x200 $binfile 0x100" $test {
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-re "add symbol table from file \"${binfile}\" at\r\n\t\.text_addr = 0x100\r\n\t\.text_addr = 0x200\r\n\\(y or n\\) " {
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gdb_test "n" "Not confirmed\." $test
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}
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}
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# Check that passing a single "-s .text" is equivalent to passing
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# the text address in a positional argument.
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set test "add-symbol-file -s .text, no address"
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gdb_test_multiple "add-symbol-file $binfile -s .text 0x100" $test {
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-re "add symbol table from file \"${binfile}\" at\r\n\t\.text_addr = 0x100\r\n\\(y or n\\) " {
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gdb_test "n" "Not confirmed\." $test
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}
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}
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# Check section addresses can be omitted.
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set test "add-symbol-file no address"
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gdb_test_multiple "add-symbol-file $binfile" $test {
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-re "add symbol table from file \"${binfile}\"\r\n\\(y or n\\) " {
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gdb_test "n" "Not confirmed\." $test
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}
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}
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# Test that passing "--" disables option processing.
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gdb_test "add-symbol-file -- $binfile 0x100 -s .bss 0x3" \
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"Unrecognized argument \"-s\"" \
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"add-symbol-file with -- disables option processing"
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set test "add-symbol-file with -- disables option processing, non-existent filename"
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gdb_test_multiple "add-symbol-file -- -non-existent-file 0x100" $test {
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-re "add symbol table from file \"-non-existent-file\" at\r\n\t\.text_addr = 0x100\r\n\\(y or n\\) " {
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gdb_test "y" "-non-existent-file: No such file or directory\." $test
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}
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}
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# Test that passing the wrong number of arguments to '-s' leads to an
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# error.
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gdb_test "add-symbol-file $binfile -s" \
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"Missing section name after \"-s\"" \
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"add-symbol-file with -s without section name"
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gdb_test "add-symbol-file $binfile -s .bss" \
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"Missing section address after \"-s\"" \
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"add-symbol-file with -s without section address"
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# Test that '-s' accepts section names with '-'
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set test "add-symbol-file with -s using section name starting with dash"
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gdb_test_multiple "add-symbol-file -s -section-name 0x200 $binfile 0x100" $test {
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-re "add symbol table from file \"${binfile}\" at\r\n\t\.text_addr = 0x100\r\n\t\-section-name_addr = 0x200\r\n\\(y or n\\) " {
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gdb_test "n" "Not confirmed\." $test
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}
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}
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# Since we're here, might as well test the 'symbol-file' command and
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# if its arguments can also be passed at any position.
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gdb_test "symbol-file -readnow $binfile" \
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"Reading symbols from ${binfile}\.\.\.\r\nExpanding full symbols from ${binfile}\.\.\." \
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"symbol-file with -readnow first"
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clean_restart
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gdb_test "symbol-file $binfile -readnow" \
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"Reading symbols from ${binfile}\.\.\.\r\nExpanding full symbols from ${binfile}\.\.\." \
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"symbol-file with -readnow second"
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gdb_test "symbol-file -readnow" \
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"no symbol file name was specified" \
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"symbol-file without filename"
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gdb_test "symbol-file -- -non-existent-file" \
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"-non-existent-file: No such file or directory\." \
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"symbol-file with -- disables option processing"
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clean_restart
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gdb_test "symbol-file -readnow -- $binfile" \
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"Reading symbols from ${binfile}\.\.\.\r\nExpanding full symbols from ${binfile}\.\.\." \
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"symbol-file with -- and -readnow"
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gdb_test "symbol-file -- $binfile -readnow" \
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"Unrecognized argument \"-readnow\"" \
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"symbol-file with -- and -readnow, invalid option"
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clean_restart
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gdb_test "add-symbol-file ${binfile} 0 -s" \
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"Missing section name after .-s." \
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"add-symbol-file bare -s"
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gdb_test "add-symbol-file ${binfile} 0 -s .whatever" \
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"Missing section address after .-s." \
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"add-symbol-file missing address"
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# Load the object file.
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gdb_test "add-symbol-file ${binfile} 0" \
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"Reading symbols from .*${testfile}\\.o\\.\\.\\.(|\r\nUsing host libthread_db library .*libthread_db.so.*\\.)" \
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"add-symbol-file ${testfile}.o 0" \
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"add symbol table from file \".*${testfile}\\.o\" at\[ \t\r\n\]+\.text_addr = 0x0\[\r\n\]+\\(y or n\\) " \
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"y"
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with_test_prefix "print addresses, static vars" {
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# Print the addresses of static variables.
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set static_foo_addr [get_var_address static_foo]
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set static_bar_addr [get_var_address static_bar]
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}
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# Make sure they have different addresses.
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if { "${static_foo_addr}" == "${static_bar_addr}" } {
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fail "static variables have different addresses"
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} else {
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pass "static variables have different addresses"
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}
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with_test_prefix "print addresses, global vars" {
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# Print the addresses of global variables.
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set global_foo_addr [get_var_address global_foo]
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set global_bar_addr [get_var_address global_bar]
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}
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# Make sure they have different addresses.
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if { "${global_foo_addr}" == "${global_bar_addr}" } {
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fail "global variables have different addresses"
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} else {
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pass "global variables have different addresses"
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}
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with_test_prefix "print addresses, functions" {
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# Print the addresses of functions.
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set function_foo_addr [get_var_address function_foo]
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set function_bar_addr [get_var_address function_bar]
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}
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# Make sure they have different addresses.
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if { "${function_foo_addr}" == "${function_bar_addr}" } {
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fail "functions have different addresses"
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} else {
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pass "functions have different addresses"
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}
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# Now use a variable as an offset to add-symbol-file, and check that
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# the functions' addresses change.
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gdb_exit
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gdb_start
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gdb_reinitialize_dir $srcdir/$subdir
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gdb_test_no_output "set \$offset = 0x10000"
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# Load the object file.
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gdb_test "add-symbol-file ${binfile} \$offset" \
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"Reading symbols from .*${testfile}\\.o\\.\\.\\.(|\r\nUsing host libthread_db library .*libthread_db.so.*\\.)" \
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"add-symbol-file ${testfile}.o \$offset" \
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"add symbol table from file \".*${testfile}\\.o\" at\[ \t\r\n\]+\.text_addr = 0x10000\[\r\n\]+\\(y or n\\) " \
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"y"
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# Print the addresses of functions.
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set new_function_foo_addr [get_var_address function_foo]
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# Make sure they have different addresses.
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if { "${function_foo_addr}" == "${new_function_foo_addr}" } {
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fail "function foo has a different address"
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} else {
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pass "function foo has a different address"
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}
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# Load the object using symbol-file with an offset and check that
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# all addresses are moved by that offset.
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set offset 0x10000
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clean_restart
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set readnow_re "Expanding full symbols from ${binfile}\.\.\."
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gdb_test "symbol-file -o $offset $binfile" \
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"Reading symbols from ${binfile}\.\.\.(\r\n$readnow_re)?" \
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"symbol-file with offset"
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with_test_prefix "static vars" {
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# Make sure the address of a static variable is moved by offset.
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set new_static_foo_addr [get_var_address static_foo]
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gdb_assert {${new_static_foo_addr} == ${static_foo_addr} + $offset} \
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"static variable foo is moved by offset"
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}
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with_test_prefix "global vars" {
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# Make sure the address of a global variable is moved by offset.
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set new_global_foo_addr [get_var_address global_foo]
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gdb_assert {${new_global_foo_addr} == ${global_foo_addr} + $offset} \
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"global variable foo is moved by offset"
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}
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with_test_prefix "functions" {
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# Make sure the address of a function is moved by offset.
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set new_function_foo_addr [get_var_address function_foo]
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gdb_assert {${new_function_foo_addr} == ${function_foo_addr} + $offset} \
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"function foo is moved by offset"
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}
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# Load the object using add-symbol-file with an offset and check that
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# all addresses are moved by that offset.
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set offset 0x10000
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clean_restart
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gdb_test "add-symbol-file -o $offset $binfile" \
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"Reading symbols from ${binfile}\.\.\.(\r\n$readnow_re)?" \
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"add-symbol-file with offset" \
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"add symbol table from file \".*${testfile}\\.o\" with all sections offset by $offset\[\r\n\]+\\(y or n\\) " \
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"y"
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with_test_prefix "static scope, 2nd" {
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# Make sure the address of a static variable is moved by offset.
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set new_static_foo_addr [get_var_address static_foo]
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gdb_assert { ${new_static_foo_addr} == ${static_foo_addr} + $offset } \
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"static variable foo is moved by offset"
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}
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with_test_prefix "global vars, 2nd" {
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# Make sure the address of a global variable is moved by offset.
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set new_global_foo_addr [get_var_address global_foo]
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gdb_assert { ${new_global_foo_addr} == ${global_foo_addr} + $offset } \
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"global variable foo is moved by offset"
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}
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with_test_prefix "functions, 2nd" {
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# Make sure the address of a function is moved by offset.
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set new_function_foo_addr [get_var_address function_foo]
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gdb_assert { ${new_function_foo_addr} == ${function_foo_addr} + $offset } \
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"function foo is moved by offset"
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}
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# Re-load the object giving an explicit address for .text
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set text [ format "0x%x" [expr ${function_foo_addr} + 0x20000] ]
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clean_restart
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gdb_test "add-symbol-file $binfile -o $offset $text" \
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"Reading symbols from ${binfile}\.\.\.(\r\n$readnow_re)?" \
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"add-symbol-file with offset, text address given" \
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"add symbol table from file \".*${testfile}\\.o\" at\[ \t\r\n\]+\.text_addr = ${text}\[\r\n\]+with other sections offset by ${offset}\[\r\n\]+\\(y or n\\) " \
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"y"
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with_test_prefix "functions, 3rd" {
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# Make sure function has a different addresses now.
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set function_foo_addr [get_var_address function_foo]
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gdb_assert { ${function_foo_addr} != ${new_function_foo_addr} } \
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"function foo has a different address"
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}
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# Re-load the object giving an explicit address for .data
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set data [ format "0x%x" [expr ${global_foo_addr} + 0x20000] ]
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clean_restart
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gdb_test "add-symbol-file $binfile -o $offset -s .data $data" \
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"Reading symbols from ${binfile}\.\.\.(\r\n$readnow_re)?" \
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"add-symbol-file with offset, data address given" \
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"add symbol table from file \".*${testfile}\\.o\" at\[ \t\r\n\]+\.data_addr = ${data}\[\r\n\]+with other sections offset by ${offset}\[\r\n\]+\\(y or n\\) " \
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"y"
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with_test_prefix "global vars, 3rd" {
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# Make sure variable has a different addresses now.
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set global_foo_addr [get_var_address global_foo]
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gdb_assert { ${global_foo_addr} != ${new_global_foo_addr} } \
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"global variable foo has a different address"
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}
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# Now try loading the object as an exec-file; we should be able to print
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# the values of variables after we do this.
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gdb_exit
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gdb_start
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gdb_reinitialize_dir $srcdir/$subdir
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gdb_file_cmd ${binfile}
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# Check the values of the variables.
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gdb_test "print static_foo" "\\\$$decimal = 1"
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gdb_test "print static_bar" "\\\$$decimal = 2"
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gdb_test "print global_foo" "\\\$$decimal = 3"
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gdb_test "print global_bar" "\\\$$decimal = 4"
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