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1181 |
sfurman |
# Copyright 1998 Free Software Foundation, Inc.
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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 2 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, write to the Free Software
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# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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# Please email any bugs, comments, and/or additions to this file to:
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# bug-gdb@prep.ai.mit.edu
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# This file was written by Michael Snyder (msnyder@cygnus.com)
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load_lib "trace-support.exp";
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if $tracelevel then {
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strace $tracelevel
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}
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set prms_id 0
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set bug_id 0
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gdb_exit
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gdb_start
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if [istarget "m68k-*-elf"] then {
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load_lib "emc-support.exp";
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set srcfile gdb_c_test.c
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set binfile [board_info target d490_binfile];
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gdb_test "set remotetimeout 6" "" ""
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set timeout 500
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gdb_target_monitor "$binfile"
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# Give a TSTOP and ignore errors, to make sure any previous trace is off
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gdb_test "tstop" "" ""
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gdb_test "tfind none" "" ""
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send_gdb "compare-sections CS\n"
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gdb_expect {
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-re "MIS-MATCHED.*$gdb_prompt $" {
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gdb_suppress_entire_file "Symbol file does not match target!
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all tests in this module will fail.";
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}
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-re ".*$gdb_prompt $" { }
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}
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} else {
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set testfile "actions"
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set srcfile ${testfile}.c
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set binfile $objdir/$subdir/$testfile
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if { [gdb_compile "$srcdir/$subdir/$srcfile" $binfile \
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executable {debug additional_flags=-w}] != "" } {
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gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
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}
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gdb_load $binfile
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gdb_test "tstop" "" ""
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gdb_test "tfind none" "" ""
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runto_main
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}
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gdb_reinitialize_dir $srcdir/$subdir
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# We generously give ourselves one "pass" if we successfully
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# detect that this test cannot be run on this target!
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if { ![gdb_target_supports_trace] } then {
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pass "Current target does not supporst trace"
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return 1;
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}
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#
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# test backtraces in trace frames
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#
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set testline1 0
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set testline2 0
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set testline3 0
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set testline4 0
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set testline5 0
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set testline6 0
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set arg1 1
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set arg2 2
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set arg3 3
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set arg4 4
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set arg5 5
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set arg6 6
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set baseline [gdb_find_recursion_test_baseline $srcfile];
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if { $baseline == -1 } {
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fail "Could not find gdb_recursion_test function"
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return;
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}
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send_gdb "list $baseline, +12\n"
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gdb_expect {
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-re "\[\r\n\](\[0-9\]+).*gdbtestline 1 " {
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set testline1 $expect_out(1,string)
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exp_continue
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}
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-re "\[\r\n\](\[0-9\]+).*gdbtestline 2 " {
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set testline2 $expect_out(1,string)
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exp_continue
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}
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-re "\[\r\n\](\[0-9\]+).*gdbtestline 3 " {
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set testline3 $expect_out(1,string)
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exp_continue
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}
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-re "\[\r\n\](\[0-9\]+).*gdbtestline 4 " {
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set testline4 $expect_out(1,string)
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exp_continue
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}
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-re "\[\r\n\](\[0-9\]+).*gdbtestline 5 " {
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set testline5 $expect_out(1,string)
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exp_continue
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}
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-re "\[\r\n\](\[0-9\]+).*gdbtestline 6 " {
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set testline6 $expect_out(1,string)
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exp_continue
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}
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-re ".*$gdb_prompt $" {
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if { ($testline1 == 0) || ($testline2 == 0) || ($testline3 == 0) || ($testline4 == 0) || ($testline5 == 0) || ($testline6 == 0) } {
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gdb_suppress_entire_file "failed to locate test source lines:
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all tests in this module will fail."
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}
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}
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default {
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gdb_suppress_entire_file "failed to locate test source lines (def):
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all tests in this module will fail."
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}
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}
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#
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# Setup backtrace experiment. This will involve:
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# 1) a tracepoint where nothing is collected
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# 2) a tracepoint where only regs are collected
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# 3) a tracepoint where regs, locals and args are collected
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# 4) a tracepoint where regs plus some amount of stack are collected.
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#
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gdb_delete_tracepoints
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set tdp2 [gdb_gettpnum $testline2]
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set tdp3 [gdb_gettpnum $testline3]
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set tdp4 [gdb_gettpnum $testline4]
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set tdp5 [gdb_gettpnum $testline5]
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set tdp6 [gdb_gettpnum $testline6]
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if { $tdp2 <= 0 || $tdp3 <= 0 || \
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$tdp4 <= 0 || $tdp5 <= 0 || $tdp6 <= 0 } then {
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fail "setting tracepoints failed"
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return;
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}
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#gdb_trace_setactions "setup TP to collect FP" \
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# "$tdp2" \
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# "collect \$fp" ""
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#
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gdb_trace_setactions "8.6: setup TP to collect regs" \
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"$tdp3" \
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"collect \$regs" "^$"
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gdb_trace_setactions "8.6: setup TP to collect regs, args, and locals" \
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"$tdp4" \
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"collect \$regs, \$args, \$locs" "^$"
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gdb_trace_setactions "8.6: setup TP to collect stack mem cast expr" \
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"$tdp6" \
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"collect \$fp, \(\*\(void \*\*\) \(\$sp\)\) @ 64" "^$"
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gdb_test "tstart" "" ""
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if [istarget "m68k-*-elf"] then {
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gdb_emclaptop_command "85,$arg1,$arg2,$arg3,$arg4,$arg5,$arg6"
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sleep 5
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} else {
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gdb_test "break end" "" ""
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gdb_test "continue" \
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"Continuing.*Breakpoint $decimal, end.*" \
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"run trace experiment"
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}
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gdb_test "tstop" "" ""
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proc gdb_backtrace_tdp_1 { msg } {
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global gdb_prompt
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# We are in a trace frame at which we didn't collect anything
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# except $PC. Therefore we expect to be able to identify stack
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# frame #0, but that's about all. In particular we do not expect
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# to be able to display the function's arguments or locals, and we
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# do not expect to be able to identify the caller of this function.
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send_gdb "backtrace\n"
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gdb_expect {
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-re "#0\[\t \]+gdb_recursion_test.*depth=.*$gdb_prompt $" {
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pass "$msg"
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}
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-re ".*$gdb_prompt $" {
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fail "$msg"
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}
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timeout { fail "$msg (timeout)" }
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}
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}
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proc gdb_backtrace_tdp_2 { msg } {
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global gdb_prompt
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# We are in a trace frame at which we collected only the registers
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# Therefore we expect to be able to identify stack frame #0, but
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# we don't expect to be able to display its args unles they are
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# passed in registers (which isn't the case for m68k), and we
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# don't expect to be able to identify the caller's stack frame.
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send_gdb "backtrace\n"
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gdb_expect {
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-re "#0\[\t \]+gdb_recursion_test.*depth=.*$gdb_prompt $" {
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pass "$msg"
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}
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-re ".*$gdb_prompt $" {
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fail "$msg"
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}
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timeout { fail "$msg (timeout)" }
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}
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}
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proc gdb_backtrace_tdp_3 { msg } {
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global gdb_prompt
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# We are in a trace frame at which we collected all registers, all
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# arguments and all locals. This means that the display of
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# stack frame #0 should be complete (including argument values).
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send_gdb "backtrace\n"
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gdb_expect {
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-re "#0\[\t \]+gdb_recursion_test.*depth=\[0-9\]+.*q1=\[0-9\]+.*q2=\[0-9\]+.*q3=\[0-9\]+.*q4=\[0-9\]+.*q5=\[0-9\]+.*q6=\[0-9\]+.*$gdb_prompt $" {
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pass "$msg"
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}
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-re "#0\[\t \]+gdb_recursion_test.*depth=Cannot access.*$gdb_prompt $" {
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fail "$msg (failed to collect arguments)"
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}
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-re ".*$gdb_prompt $" {
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fail "$msg"
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}
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timeout { fail "$msg (timeout)" }
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}
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}
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proc gdb_backtrace_tdp_4 { msg depth } {
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global gdb_prompt
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# We are in a trace frame at which we collected all registers,
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# plus a sizeable hunk of stack memory. This should enable us to
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# display at least several stack frames worth of backtrace. We'll
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# assume that if we can't display at least "depth" levels (with
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# args), it counts as an error.
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send_gdb "backtrace\n"
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gdb_expect {
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-re "#$depth\[\t \].*gdb_recursion_test.*depth=\[0-9\]+.*q1=\[0-9\]+.*q2=\[0-9\]+.*q3=\[0-9\]+.*q4=\[0-9\]+.*q5=\[0-9\]+.*q6=\[0-9\]+.*$gdb_prompt $" {
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pass "$msg"
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}
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-re "#$depth\[\t \].*gdb_recursion_test.*depth=.*$gdb_prompt $" {
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| 267 |
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fail "$msg (args missing from #$depth stack frame)"
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| 268 |
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}
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| 269 |
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-re "#\[0-9\]+\[\t \].*gdb_recursion_test.*depth=.*$gdb_prompt $" {
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| 270 |
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fail "$msg (fewer than $depth stack frames found)"
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| 271 |
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}
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| 272 |
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-re ".*$gdb_prompt $" {
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| 273 |
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fail "$msg"
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| 274 |
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}
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| 275 |
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timeout { fail "$msg (timeout)" }
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| 276 |
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}
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| 277 |
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}
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| 278 |
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| 279 |
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#
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| 280 |
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# begin backtrace test
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| 281 |
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#
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| 282 |
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| 283 |
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set timeout 60
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| 284 |
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| 285 |
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gdb_tfind_test "init: make sure not debugging any trace frame" "none" "-1"
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| 286 |
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| 287 |
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gdb_tfind_test "8.6: find start frame" "start" "0"
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| 288 |
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gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
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| 289 |
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"TDP $tdp2:" ""
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| 290 |
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gdb_backtrace_tdp_1 "8.6: Backtrace, depth == 1, collect nothing"
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| 291 |
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| 292 |
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gdb_tfind_test "8.6: find frame 1" "1" "1"
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| 293 |
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gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
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| 294 |
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"TDP $tdp3:" ""
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| 295 |
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gdb_backtrace_tdp_2 "8.6: Backtrace, depth == 1, collect regs"
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| 296 |
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| 297 |
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gdb_tfind_test "8.6: find frame 2" "2" "2"
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| 298 |
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gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
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| 299 |
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"TDP $tdp4:" ""
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| 300 |
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gdb_backtrace_tdp_3 "8.6: Backtrace, depth == 1, collect args and locals"
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| 301 |
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| 302 |
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| 303 |
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gdb_tfind_test "8.6: find frame 4" "4" "4"
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| 304 |
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gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
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| 305 |
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"TDP $tdp6:" ""
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| 306 |
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gdb_backtrace_tdp_4 "8.6: Backtrace, depth == 1, collect stack mem expr" "0"
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| 307 |
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| 308 |
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gdb_tfind_test "8.6: find frame 5" "5" "5"
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| 309 |
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gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
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| 310 |
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"TDP $tdp2:" ""
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| 311 |
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gdb_backtrace_tdp_1 "8.6: Backtrace, depth == 2, collect nothing"
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| 312 |
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| 313 |
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gdb_tfind_test "8.6: find frame 6" "6" "6"
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| 314 |
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gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
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| 315 |
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"TDP $tdp3:" ""
|
| 316 |
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gdb_backtrace_tdp_2 "8.6: Backtrace, depth == 2, collect regs"
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| 317 |
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| 318 |
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gdb_tfind_test "8.6: find frame 7" "7" "7"
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| 319 |
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gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
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| 320 |
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"TDP $tdp4:" ""
|
| 321 |
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gdb_backtrace_tdp_3 "8.6: Backtrace, depth == 2, collect args and locals"
|
| 322 |
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|
|
| 323 |
|
|
|
| 324 |
|
|
gdb_tfind_test "8.6: find frame 9" "9" "9"
|
| 325 |
|
|
gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
|
| 326 |
|
|
"TDP $tdp6:" ""
|
| 327 |
|
|
gdb_backtrace_tdp_4 "8.6: Backtrace, depth == 1, collect stack mem expr" "0"
|
| 328 |
|
|
|
| 329 |
|
|
gdb_tfind_test "8.6: find frame 10" "10" "10"
|
| 330 |
|
|
gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
|
| 331 |
|
|
"TDP $tdp2:" ""
|
| 332 |
|
|
gdb_backtrace_tdp_1 "8.6: Backtrace, depth == 3, collect nothing"
|
| 333 |
|
|
|
| 334 |
|
|
gdb_tfind_test "8.6: find frame 11" "11" "11"
|
| 335 |
|
|
gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
|
| 336 |
|
|
"TDP $tdp3:" ""
|
| 337 |
|
|
gdb_backtrace_tdp_2 "8.6: Backtrace, depth == 3, collect regs"
|
| 338 |
|
|
|
| 339 |
|
|
gdb_tfind_test "8.6: find frame 12" "12" "12"
|
| 340 |
|
|
gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
|
| 341 |
|
|
"TDP $tdp4:" ""
|
| 342 |
|
|
gdb_backtrace_tdp_3 "8.6: Backtrace, depth == 3, collect args and locals"
|
| 343 |
|
|
|
| 344 |
|
|
|
| 345 |
|
|
gdb_tfind_test "8.6: find frame 14" "14" "14"
|
| 346 |
|
|
gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
|
| 347 |
|
|
"TDP $tdp6:" ""
|
| 348 |
|
|
gdb_backtrace_tdp_4 "8.6: Backtrace, depth == 1, collect stack mem expr" "0"
|
| 349 |
|
|
|
| 350 |
|
|
gdb_tfind_test "8.6: find frame 15" "15" "15"
|
| 351 |
|
|
gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
|
| 352 |
|
|
"TDP $tdp2:" ""
|
| 353 |
|
|
gdb_backtrace_tdp_1 "8.6: Backtrace, depth == 4, collect nothing"
|
| 354 |
|
|
|
| 355 |
|
|
gdb_tfind_test "8.6: find frame 16" "16" "16"
|
| 356 |
|
|
gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
|
| 357 |
|
|
"TDP $tdp3:" ""
|
| 358 |
|
|
gdb_backtrace_tdp_2 "8.6: Backtrace, depth == 4, collect regs"
|
| 359 |
|
|
|
| 360 |
|
|
gdb_tfind_test "8.6: find frame 17" "17" "17"
|
| 361 |
|
|
gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
|
| 362 |
|
|
"TDP $tdp4:" ""
|
| 363 |
|
|
gdb_backtrace_tdp_3 "8.6: Backtrace, depth == 4, collect args and locals"
|
| 364 |
|
|
|
| 365 |
|
|
|
| 366 |
|
|
gdb_tfind_test "8.6: find frame 19" "19" "19"
|
| 367 |
|
|
gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
|
| 368 |
|
|
"TDP $tdp6:" ""
|
| 369 |
|
|
gdb_backtrace_tdp_4 "8.6: Backtrace, depth == 1, collect stack mem expr" "0"
|
| 370 |
|
|
|
| 371 |
|
|
gdb_test "printf \"x \%d x\\n\", depth == 3" \
|
| 372 |
|
|
"x 0 x" \
|
| 373 |
|
|
"1.13: trace in recursion: depth not equal to 3"
|
| 374 |
|
|
|
| 375 |
|
|
# Finished!
|
| 376 |
|
|
gdb_test "tfind none" "" ""
|
