From: Michael Snyder Date: Thu, 27 Aug 2009 00:05:08 +0000 (+0000) Subject: 2009-08-26 Michael Snyder X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=2efab443eb62bbb0fb1e6a4ed0449460199c321a;p=binutils-gdb.git 2009-08-26 Michael Snyder * gdb.base/i386-reverse.c: New file. * gdb.base/i386-reverse.exp: New file. * gdb.base/Makefile.in: Add new files to be removed. --- diff --git a/gdb/testsuite/ChangeLog b/gdb/testsuite/ChangeLog index c0954b32c6f..6a8aba078d1 100644 --- a/gdb/testsuite/ChangeLog +++ b/gdb/testsuite/ChangeLog @@ -1,3 +1,9 @@ +2009-08-26 Michael Snyder + + * gdb.base/i386-reverse.c: New file. + * gdb.base/i386-reverse.exp: New file. + * gdb.base/Makefile.in: Add new files to be removed. + 2009-08-26 Joseph Myers * gdb.mi/mi-basics.exp (test_cwd_specification): Do not test diff --git a/gdb/testsuite/gdb.reverse/Makefile.in b/gdb/testsuite/gdb.reverse/Makefile.in index 43b2f5816ba..513c88486d4 100644 --- a/gdb/testsuite/gdb.reverse/Makefile.in +++ b/gdb/testsuite/gdb.reverse/Makefile.in @@ -3,7 +3,7 @@ srcdir = @srcdir@ EXECUTABLES = break-reverse consecutive-reverse finish-reverse \ machinestate solib-reverse step-reverse until-reverse \ - watch-reverse + watch-reverse i386-reverse MISCELLANEOUS = diff --git a/gdb/testsuite/gdb.reverse/i386-reverse.c b/gdb/testsuite/gdb.reverse/i386-reverse.c new file mode 100644 index 00000000000..3407a5a93c4 --- /dev/null +++ b/gdb/testsuite/gdb.reverse/i386-reverse.c @@ -0,0 +1,46 @@ +/* This testcase is part of GDB, the GNU debugger. + + Copyright 2009 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 . */ + +/* Architecture tests for intel i386 platform. */ + +void +inc_dec_tests (void) +{ + asm ("inc %eax"); + asm ("inc %ecx"); + asm ("inc %edx"); + asm ("inc %ebx"); + asm ("inc %esp"); + asm ("inc %ebp"); + asm ("inc %esi"); + asm ("inc %edi"); + asm ("dec %eax"); + asm ("dec %ecx"); + asm ("dec %edx"); + asm ("dec %ebx"); + asm ("dec %esp"); + asm ("dec %ebp"); + asm ("dec %esi"); + asm ("dec %edi"); +} /* end inc_dec_tests */ + +int +main () +{ + inc_dec_tests (); + return 0; /* end of main */ +} diff --git a/gdb/testsuite/gdb.reverse/i386-reverse.exp b/gdb/testsuite/gdb.reverse/i386-reverse.exp new file mode 100644 index 00000000000..a9167b0ec73 --- /dev/null +++ b/gdb/testsuite/gdb.reverse/i386-reverse.exp @@ -0,0 +1,288 @@ +# Copyright 2009 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 . + +# 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" + +