3c724c8ca9
gdb/testsuite/ChangeLog: * gdb.ada/complete.exp: Remove "multi_line". * gdb.ada/info_exc.exp: Remove "multi_line". * gdb.ada/packed_tagged.exp: Remove "multi_line". * gdb.ada/ptype_field.exp: Remove "multi_line". * gdb.ada/sym_print_name.exp: Remove "multi_line". * gdb.ada/tagged.exp: Remove "multi_line". * gdb.btrace/buffer-size.exp: Replace [join [list ...]] with [multi_line ...] * gdb.btrace/delta.exp: Likewise. * gdb.btrace/exception.exp: Likewise. * gdb.btrace/function_call_history.exp: Likewise. * gdb.btrace/instruction_history.exp: Likewise. * gdb.btrace/nohist.exp: Likewise. * gdb.btrace/record_goto.exp: Likewise. * gdb.btrace/segv.exp: Likewise. * gdb.btrace/stepi.exp: Likewise. * gdb.btrace/tailcall.exp: Likewise. * gdb.btrace/unknown_functions.exp: Likewise. * gdb.dwarf2/dw2-undefined-ret-addr.exp: Likewise. * lib/gdb.exp: Add the "multi_line" helper.
192 lines
6.1 KiB
Text
192 lines
6.1 KiB
Text
# This testcase is part of GDB, the GNU debugger.
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#
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# Copyright 2013-2015 Free Software Foundation, Inc.
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#
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# Contributed by Intel Corp. <markus.t.metzger@intel.com>
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#
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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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# check for btrace support
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if { [skip_btrace_tests] } { return -1 }
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# The "record goto" command jumps to a specific instruction in the execution
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# trace. To guarantee that we always get the same execution trace, we use
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# an assembly source file.
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#
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# We use different assembly sources based on the target architecture.
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#
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# Luckily, they are similar enough that a single test script can handle
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# both.
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set opts {}
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if [info exists COMPILE] {
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# make check RUNTESTFLAGS="gdb.btrace/record_goto.exp COMPILE=1"
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standard_testfile record_goto.c
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lappend opts debug
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} elseif {[istarget "x86_64-*-*"]} {
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standard_testfile x86_64-record_goto.S
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} elseif {[istarget "i?86-*-*"]} {
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standard_testfile i686-record_goto.S
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} else {
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verbose "Skipping ${testfile}."
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return -1
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}
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if [prepare_for_testing record_goto.exp $testfile $srcfile $opts] {
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return -1
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}
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if ![runto_main] {
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return -1
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}
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# we want a small context sizes to simplify the test
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gdb_test_no_output "set record instruction-history-size 3"
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gdb_test_no_output "set record function-call-history-size 3"
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# trace the call to the test function
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gdb_test_no_output "record btrace"
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gdb_test "next"
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# start by listing all functions
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gdb_test "record function-call-history /ci 1, +20" [multi_line \
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"1\tmain\tinst 1,1" \
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"2\t fun4\tinst 2,4" \
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"3\t fun1\tinst 5,8" \
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"4\t fun4\tinst 9,9" \
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"5\t fun2\tinst 10,12" \
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"6\t fun1\tinst 13,16" \
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"7\t fun2\tinst 17,18" \
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"8\t fun4\tinst 19,19" \
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"9\t fun3\tinst 20,22" \
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"10\t fun1\tinst 23,26" \
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"11\t fun3\tinst 27,27" \
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"12\t fun2\tinst 28,30" \
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"13\t fun1\tinst 31,34" \
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"14\t fun2\tinst 35,36" \
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"15\t fun3\tinst 37,38" \
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"16\t fun4\tinst 39,40" \
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]
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# let's see if we can go back in history
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gdb_test "record goto 19" ".*fun4 \\(\\) at record_goto.c:43.*"
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# the function call history should start at the new location
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gdb_test "record function-call-history /ci" [multi_line \
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"8\t fun4\tinst 19,19" \
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"9\t fun3\tinst 20,22" \
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"10\t fun1\tinst 23,26" \
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] "function-call-history from 19 forwards"
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# the instruction history should start at the new location
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gdb_test "record instruction-history" [multi_line \
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"19.*" \
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"20.*" \
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"21.*" \
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] "instruction-history from 19 forwards"
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# let's go to another place in the history
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gdb_test "record goto 27" ".*fun3 \\(\\) at record_goto.c:35.*"
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# check the back trace at that location
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gdb_test "backtrace" [multi_line \
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"#0.*fun3.*at record_goto.c:35.*" \
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"#1.*fun4.*at record_goto.c:43.*" \
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"#2.*main.*at record_goto.c:49.*" \
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"Backtrace stopped: not enough registers or memory available to unwind further" \
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]
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# walk the backtrace
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gdb_test "up" ".*fun4.*at record_goto.c:43.*" "up to fun4"
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gdb_test "up" ".*main.*at record_goto.c:49.*" "up to main"
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# the function call history should start at the new location
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gdb_test "record function-call-history /ci -" [multi_line \
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"9\t fun3\tinst 20,22" \
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"10\t fun1\tinst 23,26" \
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"11\t fun3\tinst 27,27" \
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] "function-call-history from 27 backwards"
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# the instruction history should start at the new location
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gdb_test "record instruction-history -" [multi_line \
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"25.*" \
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"26.*" \
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"27.*" \
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] "instruction-history from 27 backwards"
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# test that we can go to the begin of the trace
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gdb_test "record goto begin" ".*main \\(\\) at record_goto.c:49.*"
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# check that we're filling up the context correctly
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gdb_test "record function-call-history /ci -" [multi_line \
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"1\tmain\tinst 1,1" \
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"2\t fun4\tinst 2,4" \
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"3\t fun1\tinst 5,8" \
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] "function-call-history from begin backwards"
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# check that we're filling up the context correctly
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gdb_test "record instruction-history -" [multi_line \
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"1.*" \
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"2.*" \
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"3.*" \
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] "instruction-history from begin backwards"
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# we should get the exact same history from the first instruction
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gdb_test "record goto 2" ".*fun4 \\(\\) at record_goto.c:40.*"
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# check that we're filling up the context correctly
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gdb_test "record function-call-history /ci -" [multi_line \
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"1\tmain\tinst 1,1" \
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"2\t fun4\tinst 2,4" \
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"3\t fun1\tinst 5,8\r" \
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] "function-call-history from 2 backwards"
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# check that we're filling up the context correctly
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gdb_test "record instruction-history -" [multi_line \
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"1.*" \
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"2.*" \
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"3.*" \
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] "instruction-history from 2 backwards"
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# check that we can go to the end of the trace
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gdb_test "record goto end" ".*main \\(\\) at record_goto.c:50.*"
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# check that we're filling up the context correctly
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gdb_test "record function-call-history /ci" [multi_line \
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"14\t fun2\tinst 35,36" \
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"15\t fun3\tinst 37,38" \
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"16\t fun4\tinst 39,40" \
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] "function-call-history from end forwards"
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# check that we're filling up the context correctly
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gdb_test "record instruction-history" [multi_line \
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"38.*" \
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"39.*" \
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"40.*\r" \
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] "instruction-history from end forwards"
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# we should get the exact same history from the second to last instruction
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gdb_test "record goto 39" ".*fun4 \\(\\) at record_goto.c:44.*"
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# check that we're filling up the context correctly
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gdb_test "record function-call-history /ci" [multi_line \
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"14\t fun2\tinst 35,36" \
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"15\t fun3\tinst 37,38" \
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"16\t fun4\tinst 39,40\r" \
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] "function-call-history from 39 forwards"
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# check that we're filling up the context correctly
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gdb_test "record instruction-history" [multi_line \
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"38.*" \
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"39.*" \
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"40.*\r" \
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] "instruction-history from 39 forwards"
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