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Subversion Repositories openrisc_2011-10-31
[/] [openrisc/] [trunk/] [gnu-src/] [gdb-7.1/] [gdb/] [testsuite/] [gdb.reverse/] [i386-reverse.exp] - Rev 227
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# Copyright 2009, 2010 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 <http://www.gnu.org/licenses/>.
# This file is part of the gdb testsuite.
#
# This test tests some i386 general instructions for reverse execution.
#
if ![target_info exists gdb,can_reverse] {
return
}
if $tracelevel {
strace $tracelevel
}
set prms_id 0
set bug_id 0
if ![istarget "i?86-*linux*"] then {
verbose "Skipping i386 reverse tests."
return
}
set testfile "i386-reverse"
set srcfile ${testfile}.c
set binfile ${objdir}/${subdir}/${testfile}
# some targets have leading underscores on assembly symbols.
# TODO: detect this automatically
set additional_flags ""
if [istarget "i?86-*-cygwin*"] then {
set additional_flags "additional_flags=-DSYMBOL_PREFIX=\"_\""
}
if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable [list debug $additional_flags]] != "" } {
untested i386-reverse
return -1
}
set end_of_main [gdb_get_line_number " end of main "]
set end_of_inc_dec_tests [gdb_get_line_number " end inc_dec_tests "]
# Get things started.
gdb_exit
gdb_start
gdb_reinitialize_dir $srcdir/$subdir
gdb_load ${binfile}
runto main
if [target_info exists gdb,use_precord] {
# Activate process record/replay
gdb_test "record" "" "Turn on process record"
# FIXME: command ought to acknowledge, so we can test if it succeeded.
}
global hex
global decimal
gdb_test "step" "inc .eax.*" "step to inc eax 1st time"
send_gdb "info reg eax\n"
gdb_expect {
-re "eax *($hex)\t.*$gdb_prompt " {
set preinc_eax $expect_out(1,string)
}
}
gdb_test "step" "inc .ecx.*" "step to inc ecx 1st time"
send_gdb "info reg ecx\n"
gdb_expect {
-re "ecx *($hex)\t.*$gdb_prompt " {
set preinc_ecx $expect_out(1,string)
}
}
gdb_test "step" "inc .edx.*" "step to inc edx 1st time"
send_gdb "info reg edx\n"
gdb_expect {
-re "edx *($hex)\t.*$gdb_prompt " {
set preinc_edx $expect_out(1,string)
}
}
gdb_test "step" "inc .ebx.*" "step to inc ebx 1st time"
send_gdb "info reg ebx\n"
gdb_expect {
-re "ebx *($hex)\t.*$gdb_prompt " {
set preinc_ebx $expect_out(1,string)
}
}
gdb_test "step" "inc .esp.*" "step to inc esp 1st time"
send_gdb "info reg esp\n"
gdb_expect {
-re "esp *($hex)\t.*$gdb_prompt " {
set preinc_esp $expect_out(1,string)
}
}
gdb_test "step" "inc .ebp.*" "step to inc ebp 1st time"
send_gdb "info reg ebp\n"
gdb_expect {
-re "ebp *($hex)\t.*$gdb_prompt " {
set preinc_ebp $expect_out(1,string)
}
}
gdb_test "step" "inc .esi.*" "step to inc esi 1st time"
send_gdb "info reg esi\n"
gdb_expect {
-re "esi *($hex)\t.*$gdb_prompt " {
set preinc_esi $expect_out(1,string)
}
}
gdb_test "step" "inc .edi.*" "step to inc edi 1st time"
send_gdb "info reg edi\n"
gdb_expect {
-re "edi *($hex)\t.*$gdb_prompt " {
set preinc_edi $expect_out(1,string)
}
}
gdb_test "step" "dec .eax.*" "step to dec eax 1st time"
send_gdb "info reg eax\n"
gdb_expect {
-re "eax *($hex)\t.*$gdb_prompt " {
set predec_eax $expect_out(1,string)
}
}
gdb_test "step" "dec .ecx.*" "step to dec ecx 1st time"
send_gdb "info reg ecx\n"
gdb_expect {
-re "ecx *($hex)\t.*$gdb_prompt " {
set predec_ecx $expect_out(1,string)
}
}
gdb_test "step" "dec .edx.*" "step to dec edx 1st time"
send_gdb "info reg edx\n"
gdb_expect {
-re "edx *($hex)\t.*$gdb_prompt " {
set predec_edx $expect_out(1,string)
}
}
gdb_test "step" "dec .ebx.*" "step to dec ebx 1st time"
send_gdb "info reg ebx\n"
gdb_expect {
-re "ebx *($hex)\t.*$gdb_prompt " {
set predec_ebx $expect_out(1,string)
}
}
gdb_test "step" "dec .esp.*" "step to dec esp 1st time"
send_gdb "info reg esp\n"
gdb_expect {
-re "esp *($hex)\t.*$gdb_prompt " {
set predec_esp $expect_out(1,string)
}
}
gdb_test "step" "dec .ebp.*" "step to dec ebp 1st time"
send_gdb "info reg ebp\n"
gdb_expect {
-re "ebp *($hex)\t.*$gdb_prompt " {
set predec_ebp $expect_out(1,string)
}
}
gdb_test "step" "dec .esi.*" "step to dec esi 1st time"
send_gdb "info reg esi\n"
gdb_expect {
-re "esi *($hex)\t.*$gdb_prompt " {
set predec_esi $expect_out(1,string)
}
}
gdb_test "step" "dec .edi.*" "step to dec edi 1st time"
send_gdb "info reg edi\n"
gdb_expect {
-re "edi *($hex)\t.*$gdb_prompt " {
set predec_edi $expect_out(1,string)
}
}
# gdb_test "step" "end inc_dec_tests .*" "step to end inc_dec_tests 1st time"
gdb_test "break $end_of_main" \
"Breakpoint $decimal at .* line $end_of_main\." \
"set breakpoint at end of main"
gdb_test "continue" \
" end of main .*" \
"continue to end of main"
gdb_test "break $end_of_inc_dec_tests" \
"Breakpoint $decimal at .* line $end_of_inc_dec_tests\." \
"set breakpoint at end of inc_dec_tests"
gdb_test "reverse-continue" \
" end inc_dec_tests .*" \
"reverse to inc_dec_tests"
#
# Now reverse step, and check register values.
#
gdb_test "info reg edi" "edi *$preinc_edi\t.*" "edi before reverse-dec"
gdb_test "reverse-step" "dec .edi.*" "reverse-step to dec edi"
gdb_test "info reg edi" "edi *$predec_edi\t.*" "edi after reverse-dec"
gdb_test "info reg esi" "esi *$preinc_esi\t.*" "esi before reverse-dec"
gdb_test "reverse-step" "dec .esi.*" "reverse-step to dec esi"
gdb_test "info reg esi" "esi *$predec_esi\t.*" "esi after reverse-dec"
gdb_test "info reg ebp" "ebp *$preinc_ebp\t.*" "ebp before reverse-dec"
gdb_test "reverse-step" "dec .ebp.*" "reverse-step to dec ebp"
gdb_test "info reg ebp" "ebp *$predec_ebp\t.*" "ebp after reverse-dec"
gdb_test "info reg esp" "esp *$preinc_esp\t.*" "esp before reverse-dec"
gdb_test "reverse-step" "dec .esp.*" "reverse-step to dec esp"
gdb_test "info reg esp" "esp *$predec_esp\t.*" "esp after reverse-dec"
gdb_test "info reg ebx" "ebx *$preinc_ebx\t.*" "ebx before reverse-dec"
gdb_test "reverse-step" "dec .ebx.*" "reverse-step to dec ebx"
gdb_test "info reg ebx" "ebx *$predec_ebx\t.*" "ebx after reverse-dec"
gdb_test "info reg edx" "edx *$preinc_edx\t.*" "edx before reverse-dec"
gdb_test "reverse-step" "dec .edx.*" "reverse-step to dec edx"
gdb_test "info reg edx" "edx *$predec_edx\t.*" "edx after reverse-dec"
gdb_test "info reg ecx" "ecx *$preinc_ecx\t.*" "ecx before reverse-dec"
gdb_test "reverse-step" "dec .ecx.*" "reverse-step to dec ecx"
gdb_test "info reg ecx" "ecx *$predec_ecx\t.*" "ecx after reverse-dec"
gdb_test "info reg eax" "eax *$preinc_eax\t.*" "eax before reverse-dec"
gdb_test "reverse-step" "dec .eax.*" "reverse-step to dec eax"
gdb_test "info reg eax" "eax *$predec_eax\t.*" "eax after reverse-dec"
gdb_test "info reg edi" "edi *$predec_edi\t.*" "edi before reverse-inc"
gdb_test "reverse-step" "inc .edi.*" "reverse-step to inc edi"
gdb_test "info reg edi" "edi *$preinc_edi\t.*" "edi after reverse-inc"
gdb_test "info reg esi" "esi *$predec_esi\t.*" "esi before reverse-inc"
gdb_test "reverse-step" "inc .esi.*" "reverse-step to inc esi"
gdb_test "info reg esi" "esi *$preinc_esi\t.*" "esi after reverse-inc"
gdb_test "info reg ebp" "ebp *$predec_ebp\t.*" "ebp before reverse-inc"
gdb_test "reverse-step" "inc .ebp.*" "reverse-step to inc ebp"
gdb_test "info reg ebp" "ebp *$preinc_ebp\t.*" "ebp after reverse-inc"
gdb_test "info reg esp" "esp *$predec_esp\t.*" "esp before reverse-inc"
gdb_test "reverse-step" "inc .esp.*" "reverse-step to inc esp"
gdb_test "info reg esp" "esp *$preinc_esp\t.*" "esp after reverse-inc"
gdb_test "info reg ebx" "ebx *$predec_ebx\t.*" "ebx before reverse-inc"
gdb_test "reverse-step" "inc .ebx.*" "reverse-step to inc ebx"
gdb_test "info reg ebx" "ebx *$preinc_ebx\t.*" "ebx after reverse-inc"
gdb_test "info reg edx" "edx *$predec_edx\t.*" "edx before reverse-inc"
gdb_test "reverse-step" "inc .edx.*" "reverse-step to inc edx"
gdb_test "info reg edx" "edx *$preinc_edx\t.*" "edx after reverse-inc"
gdb_test "info reg ecx" "ecx *$predec_ecx\t.*" "ecx before reverse-inc"
gdb_test "reverse-step" "inc .ecx.*" "reverse-step to inc ecx"
gdb_test "info reg ecx" "ecx *$preinc_ecx\t.*" "ecx after reverse-inc"
gdb_test "info reg eax" "eax *$predec_eax\t.*" "eax before reverse-inc"
gdb_test "reverse-step" "inc .eax.*" "reverse-step to inc eax"
gdb_test "info reg eax" "eax *$preinc_eax\t.*" "eax after reverse-inc"