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[/] [or1k/] [trunk/] [gdb-5.0/] [gdb/] [testsuite/] [gdb.base/] [overlays.exp] - Rev 1765

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#   Copyright (C) 1997 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 *)"]

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]

gdb_test "print \$foo_lma = &foo" \
        ".* $fptrcast 0x.* <\\*foo\\*>"  "foo load addr"
gdb_test "print \$bar_lma = &bar" \
        ".* $fptrcast 0x.* <\\*bar\\*>"  "bar load addr"
gdb_test "print \$baz_lma = &baz" \
        ".* $fptrcast 0x.* <\\*baz\\*>"  "baz load addr"
gdb_test "print \$grbx_lma = &grbx" \
        ".* $fptrcast 0x.* <\\*grbx\\*>" "grbx load addr"
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"
gdb_test "print \$foo_vma = &foo" \
        ".* $fptrcast 0x.* <foo>"  "foo runtime addr"

gdb_test "overlay map .ovly1" "" 
gdb_test "overlay list" "Section .ovly1, loaded at.*, mapped at.*" "List ovly1"
gdb_test "print \$bar_vma = &bar" \
        ".* $fptrcast 0x.* <bar>"  "bar runtime addr"

gdb_test "overlay map .ovly2" "" 
gdb_test "overlay list" "Section .ovly2, loaded at.*, mapped at.*" "List ovly2"
gdb_test "print \$baz_vma = &baz" \
        ".* $fptrcast 0x.* <baz>"  "baz runtime addr"

gdb_test "overlay map .ovly3" "" 
gdb_test "overlay list" "Section .ovly3, loaded at.*, mapped at.*" "List ovly3"
gdb_test "print \$grbx_vma = &grbx" \
        ".* $fptrcast 0x.* <grbx>"  "grbx runtime addr"

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"   }
}

# 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" }
}

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