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#   Copyright 1997, 1998, 2002 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 2 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, write to the Free Software

# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

#

# 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)

if $tracelevel then {

    strace $tracelevel

}

#

# test running programs

#

set prms_id 0

set bug_id 0

if [istarget "d10v-*-*"] then {

    set linker_script "${srcdir}/${subdir}/d10v.ld";

} elseif [istarget "m32r-*-*"] then {

    set linker_script "${srcdir}/${subdir}/m32r.ld";

} else {

    verbose "Skipping overlay test -- not implemented for this target."

    return

}

set testfile "overlays"

set binfile ${objdir}/${subdir}/${testfile}

set srcfile ${srcdir}/${subdir}/${testfile}.c

set foo     ${srcdir}/${subdir}/foo.c

set bar     ${srcdir}/${subdir}/bar.c

set baz     ${srcdir}/${subdir}/baz.c

set grbx    ${srcdir}/${subdir}/grbx.c

if {[gdb_compile "${srcfile}" "${testfile}.o" object {debug}] != ""} then {

     gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."

}

if {[gdb_compile "${srcdir}/${subdir}/ovlymgr.c" ovlymgr.o object {debug}] != ""} then {

     gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."

}

if {[gdb_compile "${foo}" foo.o object {debug} ] != ""} then {

     gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."

}

if {[gdb_compile "${bar}" bar.o object {debug}] != ""} then {

     gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."

}

if {[gdb_compile "${baz}" baz.o object {debug}] != ""} then {

     gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."

}

if {[gdb_compile "${grbx}" grbx.o object {debug}] != ""} then {

     gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."

}

if  {[gdb_compile "${testfile}.o ovlymgr.o foo.o bar.o baz.o grbx.o" ${binfile} executable "ldscript=-Wl,-T$linker_script"] != "" } {

     gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."

}

remote_exec build "mv ${testfile}.o foo.o bar.o baz.o grbx.o ovlymgr.o ${objdir}/${subdir}"

gdb_start

gdb_reinitialize_dir $srcdir/$subdir

gdb_load ${binfile}

#

# set it up at a breakpoint so we can play with the variable values

#

if ![runto_main] then {

    gdb_suppress_tests;

}

# couple of convenience variables

set fptrcast [string_to_regexp "{int (int)}"]

set iptrcast [string_to_regexp "(int *)"]

set hexx "0x\[0-9abcdefABCDEF\]+"

gdb_test "overlay manual" ""

gdb_test "overlay list" "No sections are mapped." "List with none mapped"

# capture the LMA addresses of [foo bar baz grbx foox barx bazx grbxx]

proc get_func_address { func func_sym msg } {

    global gdb_prompt

    global fptrcast

    global hexx

    set func_addr 0

    send_gdb "print $func\n"

    gdb_expect {

        -re "\\$\[0-9\]+ = $fptrcast (${hexx}) <$func_sym>.*$gdb_prompt $" {

            set func_addr $expect_out(1,string)

            pass "get $msg"

        }

        -re ".*$gdb_prompt $" {

            fail "get $msg"

        }

        default {

            fail "get $msg (timeout)"

        }

    }

    return $func_addr

}

set foo_lma  [get_func_address "foo"  "\\*foo\\*"  "foo  load address"]

set bar_lma  [get_func_address "bar"  "\\*bar\\*"  "bar  load address"]

set baz_lma  [get_func_address "baz"  "\\*baz\\*"  "baz  load address"]

set grbx_lma [get_func_address "grbx" "\\*grbx\\*" "grbx load address"]

gdb_test "print \$foox_lma = &foox" \

        ".* $iptrcast 0x.*"  "foox load addr"

gdb_test "print \$barx_lma = &barx" \

        ".* $iptrcast 0x.*"  "barx load addr"

gdb_test "print \$bazx_lma = &bazx" \

        ".* $iptrcast 0x.*"  "bazx load addr"

gdb_test "print \$grbxx_lma = &grbxx" \

        ".* $iptrcast 0x.*" "grbxx load addr"

# map each overlay successively, and

# capture the VMA addresses of [foo bar baz grbx foox barx bazx grbxx]

gdb_test "overlay map .ovly0" ""

gdb_test "overlay list" "Section .ovly0, loaded at.*, mapped at.*" "List ovly0"

set foo_vma [get_func_address "foo"  "foo"  "foo  runtime address"]

gdb_test "overlay map .ovly1" ""

gdb_test "overlay list" "Section .ovly1, loaded at.*, mapped at.*" "List ovly1"

set bar_vma [get_func_address "bar"  "bar"  "bar  runtime address"]

gdb_test "overlay map .ovly2" ""

gdb_test "overlay list" "Section .ovly2, loaded at.*, mapped at.*" "List ovly2"

set baz_vma [get_func_address "baz"  "baz"  "baz  runtime address"]

gdb_test "overlay map .ovly3" ""

gdb_test "overlay list" "Section .ovly3, loaded at.*, mapped at.*" "List ovly3"

set grbx_vma [get_func_address "grbx" "grbx" "grbx runtime address"]

gdb_test "overlay map .data00" ""

gdb_test "overlay list" "Section .data00, loaded .*, mapped .*" "List data00"

gdb_test "print \$foox_vma = &foox" \

        ".* $iptrcast 0x.*"  "foox runtime addr"

gdb_test "overlay map .data01" ""

gdb_test "overlay list" "Section .data01, loaded .*, mapped .*" "List data01"

gdb_test "print \$barx_vma = &barx" \

        ".* $iptrcast 0x.*"  "barx runtime addr"

gdb_test "overlay map .data02" ""

gdb_test "overlay list" "Section .data02, loaded .*, mapped .*" "List data02"

gdb_test "print \$bazx_vma = &bazx" \

        ".* $iptrcast 0x.*"  "bazx runtime addr"

gdb_test "overlay map .data03" ""

gdb_test "overlay list" "Section .data03, loaded .*, mapped .*" "List data03"

gdb_test "print \$grbxx_vma = &grbxx" \

        ".* $iptrcast 0x.*"  "grbxx runtime addr"

# Verify that LMA != VMA

gdb_test "print $foo_lma   != $foo_vma" ".* = 1"   "foo's LMA   != VMA"

gdb_test "print $bar_lma   != $bar_vma" ".* = 1"   "bar's LMA   != VMA"

gdb_test "print $baz_lma   != $baz_vma" ".* = 1"   "baz's LMA   != VMA"

gdb_test "print $grbx_lma  != $grbx_vma" ".* = 1"  "grbx's LMA  != VMA"

gdb_test "print \$foox_lma  != \$foox_vma" ".* = 1"  "foox's LMA  != VMA"

gdb_test "print \$barx_lma  != \$barx_vma" ".* = 1"  "barx's LMA  != VMA"

gdb_test "print \$bazx_lma  != \$bazx_vma" ".* = 1"  "bazx's LMA  != VMA"

gdb_test "print \$grbxx_lma != \$grbxx_vma" ".* = 1" "grbxx's LMA != VMA"

# Verify that early-mapped overlays have been bumped out

# by later-mapped overlays layed over in the same VMA range.

send_gdb "overlay list\n"

gdb_expect {

    -re ".*ovly0, "             { fail ".ovly0  not unmapped by .ovly1"  }

    -re ".*ovly2, "             { fail ".ovly2  not unmapped by .ovly3"  }

    -re ".*data00,"             { fail ".data00 not unmapped by .data01" }

    -re ".*data02,"             { fail ".data02 not unmapped by .data03" }

    -re ".*$gdb_prompt $"       { pass "Automatic unmapping"             }

    timeout                     { fail "(timeout) Automatic unmapping"   }

}

# Verify that both sec1 and sec2 can be loaded simultaneously.

proc simultaneous_pair { sec1 sec2 } {

    global gdb_prompt

    set pairname "$sec1 and $sec2 mapped simultaneously"

    gdb_test "overlay map $sec1" "" "$pairname: map $sec1"

    gdb_test "overlay map $sec2" "" "$pairname: map $sec2"

    set seen_sec1 0

    set seen_sec2 0

    send_gdb "overlay list\n"

    gdb_expect {

        -re ".*[string_to_regexp $sec1], " { set seen_sec1 1; exp_continue }

        -re ".*[string_to_regexp $sec2], " { set seen_sec2 1; exp_continue }

        -re ".*$gdb_prompt $" {

            if {$seen_sec1 && $seen_sec2} {

                pass "$pairname"

            } else {

                fail "$pairname"

            }

        }

        timeout { fail "(timeout) $pairname" }

    }

}

simultaneous_pair .ovly0 .ovly2

simultaneous_pair .ovly0 .ovly3

simultaneous_pair .ovly1 .ovly2

simultaneous_pair .ovly1 .ovly3

simultaneous_pair .data00 .data02

simultaneous_pair .data00 .data03

simultaneous_pair .data01 .data02

simultaneous_pair .data01 .data03

# test automatic mode

gdb_test "overlay auto" ""

gdb_test "overlay list" "No sections are mapped." "List none mapped (auto)"

gdb_test "break foo"  "Breakpoint .*at .*file .*foo.c.*"  "break foo"

gdb_test "break bar"  "Breakpoint .*at .*file .*bar.c.*"  "break bar"

gdb_test "break baz"  "Breakpoint .*at .*file .*baz.c.*"  "break baz"

gdb_test "break grbx" "Breakpoint .*at .*file .*grbx.c.*" "break grbx"

send_gdb "continue\n"

gdb_expect {

    -re "Breakpoint .* foo .x=1. at .*$gdb_prompt $" { pass   "hit foo" }

    -re ".*$gdb_prompt $"                            { fail   "hit foo" }

    timeout                                  { fail "(timeout) hit foo" }

}

send_gdb "backtrace\n"

gdb_expect {

    -re "#0 .*foo .*#1 .*main .*$gdb_prompt $"       { pass   "BT foo" }

    -re ".*$gdb_prompt $"                            { fail   "BT foo" }

    timeout                                  { fail "(timeout) BT foo" }

}

send_gdb "continue\n"

gdb_expect {

    -re "Breakpoint .* bar .x=1. at .*$gdb_prompt $" { pass   "hit bar" }

    -re ".*$gdb_prompt $"                            { fail   "hit bar" }

    timeout                                  { fail "(timeout) hit bar" }

}

send_gdb "backtrace\n"

gdb_expect {

    -re "#0 .*bar .*#1 .*main .*$gdb_prompt $"       { pass   "BT bar" }

    -re ".*$gdb_prompt $"                            { fail   "BT bar" }

    timeout                                  { fail "(timeout) BT bar" }

}

send_gdb "continue\n"

gdb_expect {

    -re "Breakpoint .* baz .x=1. at .*$gdb_prompt $" { pass   "hit baz" }

    -re ".*$gdb_prompt $"                            { fail   "hit baz" }

    timeout                                  { fail "(timeout) hit baz" }

}

send_gdb "backtrace\n"

gdb_expect {

    -re "#0 .*baz .*#1 .*main .*$gdb_prompt $"       { pass   "BT baz" }

    -re ".*$gdb_prompt $"                            { fail   "BT baz" }

    timeout                                  { fail "(timeout) BT baz" }

}

send_gdb "continue\n"

gdb_expect {

    -re "Breakpoint .* grbx .x=1. at .*$gdb_prompt $" { pass   "hit grbx" }

    -re ".*$gdb_prompt $"                             { fail   "hit grbx" }

    timeout                                   { fail "(timeout) hit grbx" }

}

send_gdb "backtrace\n"

gdb_expect {

    -re "#0 .*grbx .*#1 .*main .*$gdb_prompt $"      { pass   "BT grbx" }

    -re ".*$gdb_prompt $"                            { fail   "BT grbx" }

    timeout                                  { fail "(timeout) BT grbx" }

}