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#   Copyright 1998, 2002, 2005, 2007, 2008 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 .

# Please email any bugs, comments, and/or additions to this file to:

# bug-gdb@prep.ai.mit.edu

# This file was written by Michael Snyder (msnyder@cygnus.com)

load_lib "trace-support.exp";

if $tracelevel then {

    strace $tracelevel

}

set prms_id 0

set bug_id 0

gdb_exit

gdb_start

if [istarget "m68k-*-elf"] then {

    load_lib "emc-support.exp";

    set srcfile gdb_c_test.c

    set binfile [board_info target d490_binfile];

    gdb_test "set remotetimeout 6" "" ""

    set timeout 500

    gdb_target_monitor $binfile

    # Give a TSTOP and ignore errors, to make sure any previous trace is off

    gdb_test "tstop" "" ""

    gdb_test "tfind none" "" ""

    send_gdb "compare-sections CS\n"

    gdb_expect {

        -re "MIS-MATCHED.*$gdb_prompt $" {

            untested tfind.exp

            return -1

            all tests in this module will fail.";

        }

        -re ".*$gdb_prompt $" { }

    }

} else {

    set testfile "actions"

    set srcfile ${testfile}.c

    set binfile $objdir/$subdir/$testfile

    if { [gdb_compile "$srcdir/$subdir/$srcfile" "$binfile" \

            executable {debug nowarnings}] != "" } {

        untested tfind.exp

        return -1

    }

    gdb_load $binfile

    gdb_test "tstop"       "" ""

    gdb_test "tfind none"  "" ""

    runto_main

}

gdb_reinitialize_dir $srcdir/$subdir

# We generously give ourselves one "pass" if we successfully

# detect that this test cannot be run on this target!

if { ![gdb_target_supports_trace] } then {

    pass "Current target does not support trace"

    return 1;

}

# If testing on a remote host, download the source file.

# remote_download host $srcdir/$subdir/$srcfile

# define relative source line numbers:

# all subsequent line numbers are relative to this first one (baseline)

set baseline  [gdb_find_recursion_test_baseline $srcfile];

if { $baseline == -1 } then {

    fail "Could not find gdb_recursion_test function"

    return;

}

set testline1 [expr $baseline + 1]

set testline2 [expr $baseline + 5]

set testline3 [expr $baseline + 6]

set testline4 [expr $baseline + 7]

set testline5 [expr $baseline + 8]

#

# test tfind command

#

gdb_delete_tracepoints

set tdp1 [gdb_gettpnum "\*gdb_recursion_test"]

set tdp2 [gdb_gettpnum $testline2]

set tdp3 [gdb_gettpnum $testline3]

set tdp4 [gdb_gettpnum $testline4]

set tdp5 [gdb_gettpnum $testline5]

if { $tdp1 <= 0 || $tdp2 <= 0 || $tdp3 <= 0 || \

     $tdp4 <= 0 || $tdp5 <= 0 } then {

    fail "setting tracepoints"

    return;

}

# 6.1 test tstart command

send_gdb "tstart\n"

gdb_expect {

    -re "Trace can only be run on remote targets.*$gdb_prompt $" {

        fail "6.1: tstart (not connected to remote?)"

        return;

    }

    -re "Target does not support this command.*$gdb_prompt $" {

        fail "6.1: tstart (connected to wrong target?)"

        return;

    }

    -re "Target returns error code.*$gdb_prompt $" {

        fail "6.1: tstart (connected to wrong target?)"

        return;

    }

    -re "$gdb_prompt $" {

        pass "6.1: tstart"

    }

    default {

        fail "6.1: tstart (default)"

        return;

    }

}

# test tstatus (when trace on)

gdb_test "tstatus" "\[Tt\]race is running.*" "test tstatus on"

# 6.2 test help tstart

gdb_test "help tstart" "Start trace data collection." "6.2: help tstart"

if [istarget "m68k-*-elf"] then {

    gdb_emclaptop_command "85,1,2,3,4,5,6"

    sleep 5

    gdb_emclaptop_command "85,7,8,9,A,B,C"

    sleep 5

} else {

    gdb_test "break end" "" ""

    gdb_test "continue" \

            "Continuing.*Breakpoint $decimal, end.*" \

            "run trace experiment"

}

# 7.1 test tstop command

send_gdb "tstop\n"

gdb_expect {

    -re "Trace can only be run on remote targets.*$gdb_prompt $" {

        fail "7.1: tstop (not connected to remote?)"

        return;

    }

    -re "Target does not support this command.*$gdb_prompt $" {

        fail "7.1: tstop (connected to wrong target?)"

        return;

    }

    -re "Target returns error code.*$gdb_prompt $" {

        fail "7.1: tstop (connected to wrong target?)"

        return;

    }

    -re "$gdb_prompt $" {

        pass "7.1: tstop"

    }

    default {

        fail "7.1: tstop (default)"

        return;

    }

}

# 7.2 test help tstop

gdb_test "help tstop" "Stop trace data collection." "7.2: help tstop"

# test tstatus (when trace off)

gdb_test "tstatus" "\[Tt\]race.* not running.*" "test tstatus off"

## record starting PC

set save_pc [gdb_readexpr "(unsigned long) \$pc"];

if { $save_pc == -1 } then {

    fail "could not read PC"

    return;

}

# 8.7  tfind start

## check $trace_frame == 0

gdb_tfind_test "8.7: tfind start command" "start" "0";

## check $pc != startPC

gdb_test "printf \"x \%d x\\n\", \$pc != $save_pc" \

        "x 1 x" \

        "8.7b: tfind start"

# 8.8  tfind none

## check $trace_frame == -1

gdb_tfind_test "8.8: tfind none" "none" "-1";

## check $pc == startPC

gdb_test "printf \"x \%d x\\n\", \$pc == $save_pc" \

        "x 1 x" \

        "8.8b: tfind none (restores non-trace PC)"

# 8.9  tfind end

## check $trace_frame == -1

gdb_tfind_test "8.9: tfind end, selects no frame" "end" "-1";

## check $pc == startPC

gdb_test "printf \"x \%d x\\n\", \$pc == $save_pc" \

        "x 1 x" \

        "8.9b: tfind end (restores non-tracing PC)"

# 8.1  tfind n

## check $trace_frame == n

gdb_tfind_test "8.1: tfind 1" "1" "1"

## check $trace_line corresponds to tracepoint for frame n

gdb_test "print \$trace_line" "$testline2" "8.1b: tfind 1 (correct line)"

# 8.28 tfind invalid n (big number)

## check "not found" error

## check $trace_frame != n

gdb_test "tfind 32767" \

        "failed to find.*" \

        "8.28: tfind  command rejects invalid frame number"

gdb_test "printf \"x \%d x\\n\", \$trace_frame == 32767" \

        "x 0 x" \

        "8.28: tfind  rejected bad input (32767)"

# 8.31 tfind negative n

## check error

gdb_test "tfind -3" "invalid input.*" "8.31: tfind  rejects negative input"

## check $trace_frame != -n

gdb_test "printf \"x \%d x\\n\", \$trace_frame == -3" "x 0 x" \

        "8.31: tfind  rejected negative input (-3)"

# 8.10 tfind 

## check $trace_frame += 1

gdb_tfind_test "8.10: tfind start" "start" "0";

gdb_test "print \$trace_line" "$baseline"  \

        "8.10: tfind 0 (correct line $baseline)"

gdb_tfind_test "8.10: tfind noargument 1" "" "1";

gdb_test "print \$trace_line" "$testline2" \

        "8.10: tfind 1 (correct line $testline2)"

gdb_tfind_test "8.10: tfind noargument 2" "" "2";

gdb_test "print \$trace_line" "$testline3" \

        "8.10: tfind 2 (correct line $testline3)"

gdb_tfind_test "8.10: tfind noargument 3" "" "3";

gdb_test "print \$trace_line" "$testline4" \

        "8.10: tfind 3 (correct line $testline4)"

gdb_tfind_test "8.11: tfind 3" "3" "3";

gdb_test "print \$trace_line" "$testline4" \

        "8.11: tfind 3 (correct line $testline4)"

gdb_tfind_test "8.11: tfind backward 2" "-" "2";

gdb_test "print \$trace_line" "$testline3" \

        "8.11: tfind 2 (correct line $testline3)"

gdb_tfind_test "8.11: tfind backward 1" "-" "1";

gdb_test "print \$trace_line" "$testline2" \

        "8.11: tfind 1 (correct line $testline2)"

gdb_tfind_test "8.11: tfind backward 0" "-" "0";

gdb_test "print \$trace_line" "$baseline"  \

        "8.11: tfind 0 (correct line $baseline)"

gdb_tfind_test "8.12: tfind none" "none" "-1";

gdb_tfind_test "8.12: tfind tracepoint " "tracepoint $tdp2" \

        "\$tracepoint" "$tdp2";

gdb_test "print \$trace_line" "$testline2" \

        "8.12: tfind tracepoint  (line $testline2)"

gdb_tfind_test "8.25: tfind none" "none" "-1";

gdb_test "tfind tracepoint 0" "failed to find.*" \

        "8.25: tfind tracepoint rejects zero"

gdb_test "tfind tracepoint 32767" "failed to find.*" \

        "8.25: tfind tracepoint rejects nonexistant tracepoint (32767)"

gdb_test "tfind tracepoint -1" "failed to find.*" \

        "8.25: tfind tracepoint rejects nonexistant tracepoint (-1)"

# 8.37 tfind tracepoint n where n no longer exists (but used to)

gdb_test "delete trace $tdp2" "" ""

gdb_tfind_test "8.37: tfind none" "none" "-1";

gdb_tfind_test "8.37: tfind deleted tracepoint" \

        "tracepoint $tdp2" \

        "\$tracepoint" "$tdp2";

gdb_test "print \$trace_line" "$testline2" \

        "8.37: tfind deleted tracepoint (line $testline2)"

# 8.13 tfind tracepoint 

## check $tracepoint same before and after, $trace_frame changed

gdb_tfind_test "8.13: tfind none" "none" "-1";

gdb_tfind_test "8.13: tracepoint $tdp1" "tracepoint $tdp1" \

        "\$tracepoint" "$tdp1";

gdb_test "print \$trace_line" "$baseline" \

        "8.13: tfind tracepoint $tdp1 (line $baseline)"

gdb_test "set \$save_frame = \$trace_frame" "" ""

gdb_tfind_test "8.13: tracepoint " "tracepoint" \

        "\$tracepoint" "$tdp1";

gdb_test "printf \"x \%d x\\n\", \$trace_frame == \$save_frame" \

        "x 0 x" \

        "8.13: tracepoint , tracepoint number unchanged"

# 1.12 set tracepoint in prologue

#

# tdp1 was set at *gdb_recursion_test (ie. the hard address of the

# function, before the prologue).  Test to see that it succeeded.

# Current pc should be equal to the address of the function.

gdb_test "printf \"x \%d x\\n\", \$pc == gdb_recursion_test" \

        "x 1 x" \

        "1.12: set tracepoint in prologue"

# 8.14 tfind pc x

## check pc == x, $trace_frame != -1

gdb_tfind_test "8.14: tfind 3" "3" "3"

gdb_test "print \$trace_line" "$testline4" \

        "8.14: tfind 3 (line $testline4)"

gdb_test "set \$test_pc = \$pc" "" ""

gdb_tfind_test "8.14: tfind none" "none" "-1"

gdb_tfind_test "8.14: tfind pc" "pc \$test_pc" "\$trace_frame != -1" "1";

gdb_test "print \$trace_line" "$testline4" \

        "8.14: tfind pc x (line $testline4)"

gdb_test "printf \"x \%d x\\n\", \$pc == \$test_pc" \

        "x 1 x" \

        "8.14: tfind pc x"

# 8.15 tfind pc 

## check pc same before and after, $trace_frame changed

gdb_tfind_test "8.15: tfind 3" "3" "3"

gdb_test "print \$trace_line" "$testline4" \

        "8.15: tfind 3 (line $testline4)"

gdb_test "set \$test_pc = \$pc" "" ""

gdb_tfind_test "8.15: tfind pc" "pc" "\$pc == \$test_pc" "1"

gdb_test "print \$trace_line" "$testline4" \

        "8.15: tfind pc (line $testline4)"

gdb_test "printf \"x \%d x\\n\", \$trace_frame != 3" "x 1 x" \

        "8.15: trace frame didn't change"

# 8.26 tfind pc invalid x

## check error, pc != x (trace_frame unchanged?)

gdb_tfind_test "8.26: tfind start" "start" "0"

gdb_test "tfind pc  0" "failed to find.*" "8.26: tfind pc zero"

gdb_test "tfind pc -1" "failed to find.*" "8.26: tfind pc -1"

# 8.16 tfind line n

## check #trace_frame != -1, $trace_line == n

gdb_tfind_test "8.16: tfind none" "none" "-1"

gdb_tfind_test "8.16: tfind line $testline3" \

        "line $testline3" \

        "\$trace_line == $testline3" "1"

# 8.17 tfind line  (# 8.19, 8.20)

## check $trace_line changed, no error, pc changed, frame changed, tdp changed

gdb_tfind_test "8.17: tfind none" "none" "-1"

gdb_tfind_test "8.17: tfind line $testline3" "line $testline3" "\$trace_line == $testline3" "1"

gdb_tfind_test "8.17: tfind line " "line" "\$trace_line != $testline3" "1"

# 8.36 tfind and disassembly

gdb_tfind_test "8.36: tfind start" "start" "0"

set timeout 60

send_gdb "disassemble gdb_c_test\n"

# look for disassembly of function label

gdb_expect {

    -re ":.*$gdb_prompt $"      { pass "8.36: trace disassembly" }

    -re ".*$gdb_prompt $"                   { fail "8.36: trace disassembly" }

    timeout                       { fail "8.36: trace disassembly (timeout)" }

}

gdb_test "tfind line 0" \

        "out of range.*|failed to find.*" \

        "8.18: tfind line 0";

gdb_test "tfind line 32767" \

        "out of range.*|failed to find.*" \

        "8.27: tfind line 32767";

gdb_test "tfind line NoSuChFiLe.c:$baseline" \

        "No source file named.*" \

        "8.27: tfind line in bad source file";

# 8.32 tfind invalid subcommand (tfind foo)

## check error

gdb_test "tfind NoSuChOpTiOn 21" \

        "No symbol.*|\[Ww\]arning.*|\[Ee\]rror.*" \

        "8.32: tfind with bad subcommand"

# 8.38 test help tfind

gdb_test "help tfind"       "Select a trace frame.*"      \

        "8.38: help tfind"

gdb_test "help tfind pc"    "Select a trace frame by PC.*" \

        "8.38: help tfind PC"

gdb_test "help tfind end"   "Synonym for 'none'.*"        \

        "8.38: help tfind end"

gdb_test "help tfind none"  "De-select any trace frame.*" \

        "8.38: help tfind none"

gdb_test "help tfind line"  "Select a trace frame by source line.*" \

        "8.38: help tfind line"

gdb_test "help tfind start" "Select the first trace frame.*" \

        "8.38: help tfind start"

gdb_test "help tfind range" "Select a trace frame whose PC is in.*" \

        "8.38: help tfind range"

gdb_test "help tfind trace" "Select a trace frame by tracepoint number.*" \

        "8.38: help tfind tracepoint"

# Finished!

gdb_tfind_test "8.17: tfind none" "none" "-1"