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# Copyright 2008-2021 Free Software Foundation, Inc.
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
standard_testfile
if {[prepare_for_testing "failed to prepare" $testfile $srcfile debug]} {
return -1
}
# We need to start the inferior to place the breakpoints in the memory at all.
if ![runto_main] {
untested start
return -1
}
# The default "auto" mode removes all the breakpoints when we stop (and not
# running the nonstop mode). We would not be able to test the shadow.
gdb_test_no_output "set breakpoint always-inserted on"
gdb_test "show breakpoint always-inserted" "Always inserted breakpoint mode is on."
set match "\nDump of assembler code for function main:\r\n(.*)End of assembler dump.\r\n$gdb_prompt $"
set test "disassembly without breakpoints"
gdb_test_multiple "disass main" $test {
-re $match {
set orig $expect_out(1,string)
pass $test
}
}
gdb_test "b [gdb_get_line_number "break-first"]" "Breakpoint \[0-9\] at .*" "first breakpoint placed"
gdb_test "b [gdb_get_line_number "break-second"]" "Breakpoint \[0-9\] at .*" "second breakpoint placed"
# Disassemble main, and compare the output to the original output
# before breakpoints were inserted. TEST is used as test message.
proc test_disassembly {test} {
global match orig
gdb_test_multiple "disass main" $test {
-re $match {
set got $expect_out(1,string)
if [string equal -nocase $orig $got] {
pass $test
} else {
fail $test
}
}
}
}
test_disassembly "disassembly with breakpoints"
# Now check the interaction between the code cache and breakpoint
# always-inserted mode.
# Recreate the code cache when breakpoints are already inserted.
gdb_test_no_output "set code-cache off"
gdb_test_no_output "set code-cache on"
test_disassembly "disassembly with breakpoints, fresh code cache"
# Delete breakpoints. This should update the code cache as well.
delete_breakpoints
test_disassembly "disassembly without breakpoints, no stale breakpoints"
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