binutils-gdb/gdb/testsuite/gdb.arch/ppc64-atomic-inst.exp
Anton Blanchard 98d1b8dcd8 gdb.arch/ppc64-atomic-inst.exp: Improve error handling.
gdb/testsuite/
2014-04-01  Anton Blanchard  <anton@samba.org>

	* gdb.arch/ppc64-atomic-inst.exp: Use untested.  Make test
	messages unique.
2014-04-01 12:12:59 +11:00

59 lines
1.9 KiB
Plaintext

# Copyright 2008-2014 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, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#
# This file is part of the gdb testsuite.
# Test single stepping through atomic sequences beginning with
# a lwarx/ldarx instruction and ending with a stwcx/stdcx
# instruction.
if {![istarget "powerpc*"] || ![is_lp64_target]} {
verbose "Skipping testing of powerpc64 single stepping over atomic sequences."
return
}
standard_testfile .S
if { [prepare_for_testing ${testfile}.exp ${testfile} ${srcfile} {debug quiet}] } {
return -1
}
if ![runto_main] then {
untested "could not run to main"
return -1
}
set bp1 [gdb_get_line_number "lwarx"]
gdb_breakpoint "$bp1" "Breakpoint $decimal at $hex" \
"Set the breakpoint at the start of the lwarx/stwcx sequence"
set bp2 [gdb_get_line_number "ldarx"]
gdb_breakpoint "$bp2" "Breakpoint $decimal at $hex" \
"Set the breakpoint at the start of the ldarx/stdcx sequence"
gdb_test continue "Continuing.*Breakpoint $decimal.*" \
"Continue until lwarx/stwcx start breakpoint"
gdb_test nexti "bne.*1b" \
"Step through the lwarx/stwcx sequence"
gdb_test continue "Continuing.*Breakpoint $decimal.*" \
"Continue until ldarx/stdcx start breakpoint"
gdb_test nexti "bne.*1b" \
"Step through the ldarx/stdcx sequence"