48 lines
1.5 KiB
Plaintext
48 lines
1.5 KiB
Plaintext
# Copyright 2008-2018 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 through atomic sequences beginning with
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# a ldxr instruction and ending with a stxr instruction.
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if {![is_aarch64_target]} {
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verbose "Skipping ${gdb_test_file_name}."
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return
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}
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standard_testfile
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if { [prepare_for_testing "failed to prepare" ${testfile} ${srcfile}] } {
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return -1
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}
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if ![runto_main] {
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untested "could not run to main"
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return -1
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}
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gdb_breakpoint "[gdb_get_line_number "ldxr"]" \
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"Breakpoint $decimal at $hex" \
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"Set the breakpoint at the start of the sequence"
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gdb_test "continue" "Continuing.*Breakpoint $decimal.*" \
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"Continue until breakpoint"
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gdb_test "next" ".*__asm __volatile.*" \
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"Step through the ldxr/stxr sequence"
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gdb_test "next" ".*return dword.*" \
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"Stepped through sequence through conditional branch"
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