49 lines
1.7 KiB
Text
49 lines
1.7 KiB
Text
# Copyright 2014-2015 Free Software Foundation, Inc.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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# This file is part of the gdb testsuite.
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# Test single-stepping system call instructions (ta 0x6d) in the two
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# cases distinguished by the implementation: sigreturn and all others.
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# The sigreturn syscall requires a special analysis since the return
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# PC must be extracted from the sigreturn register save area in the
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# stack.
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if ![istarget "sparc*-*-linux*"] then {
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return 0
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}
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set testfile sparc-sysstep
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set srcfile ${testfile}.c
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set binfile ${objdir}/${subdir}/${testfile}
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set opts {}
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if {[prepare_for_testing ${testfile}.exp ${binfile} $srcfile {additional_flags=-g}]} {
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return -1
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}
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if ![runto_main] {
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return -1
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}
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# Watching the global variable will guarantee that gdb will
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# single-step through the whole program.
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set lno [gdb_get_line_number "sparc-sysstep.exp: last" $srcfile]
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gdb_test "break $srcfile:$lno" "Breakpoint \[0-9\] at .*"
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gdb_test_no_output "set can-use-hw-watchpoints 0" ""
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gdb_test "watch global" "Watchpoint .*: global"
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gdb_test "continue" "Continuing.*${srcfile}:${lno}.*"
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