72 lines
2.2 KiB
Text
72 lines
2.2 KiB
Text
# Copyright 2021-2022 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 if GDB stops at various trap instructions inserted into
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# the code.
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if { [istarget powerpc-*] } {
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standard_testfile powerpc-trap.s
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# Number of expected SIGTRAPs to get. This needs to be kept in sync
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# with the source file powerpc-trap.s.
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set expected_traps 3
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} elseif {[istarget powerpc64*] } {
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standard_testfile powerpc64-trap.s
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# Number of expected SIGTRAPs to get. This needs to be kept in sync
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# with the source file powerpc64-trap.s.
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set expected_traps 5
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} else {
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verbose "Skipping ${gdb_test_file_name}."
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return
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}
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if {[prepare_for_testing "failed to prepare" ${testfile} ${srcfile}]} {
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return -1
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}
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if {![runto_main]} {
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untested "could not run to main"
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return -1
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}
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set keep_going 1
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set count 0
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while {$keep_going} {
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set keep_going 0
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# Continue to next program breakpoint instruction.
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gdb_test_multiple "continue" "trap instruction $count causes SIGTRAP" {
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-re "Program received signal SIGTRAP, Trace/breakpoint trap.*$gdb_prompt $" {
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pass $gdb_test_name
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# Advance PC to next instruction
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gdb_test "set \$pc = \$pc + 4" "" "advance past trap instruction $count"
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incr count
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if {$count < $expected_traps} {
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set keep_going 1
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}
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}
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}
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}
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# Verify we stopped at the expected number of SIGTRAP's.
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gdb_assert {$count == $expected_traps} "all trap instructions triggered"
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# One last continue to reach the end of the test, to make sure we don't get
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# another SIGTRAP.
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gdb_test "continue" "exited normally.*" "continue to end"
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