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#!/bin/bash
# perf annotate basic tests
# SPDX-License-Identifier: GPL-2.0
set -e
shelldir=$(dirname "$0")
# shellcheck source=lib/perf_has_symbol.sh
. "${shelldir}"/lib/perf_has_symbol.sh
testsym="noploop"
skip_test_missing_symbol ${testsym}
err=0
perfdata=$(mktemp /tmp/__perf_test.perf.data.XXXXX)
perfout=$(mktemp /tmp/__perf_test.perf.out.XXXXX)
testprog="perf test -w noploop"
# disassembly format: "percent : offset: instruction (operands ...)"
disasm_regex="[0-9]*\.[0-9]* *: *\w*: *\w*"
cleanup() {
rm -rf "${perfdata}" "${perfout}"
rm -rf "${perfdata}".old
trap - EXIT TERM INT
}
trap_cleanup() {
echo "Unexpected signal in ${FUNCNAME[1]}"
cleanup
exit 1
}
trap trap_cleanup EXIT TERM INT
test_basic() {
echo "Basic perf annotate test"
if ! perf record -o "${perfdata}" ${testprog} 2> /dev/null
then
echo "Basic annotate [Failed: perf record]"
err=1
return
fi
# Generate the annotated output file
perf annotate --no-demangle -i "${perfdata}" --stdio 2> /dev/null | head -250 > "${perfout}"
# check if it has the target symbol
if ! grep "${testsym}" "${perfout}"
then
echo "Basic annotate [Failed: missing target symbol]"
err=1
return
fi
# check if it has the disassembly lines
if ! grep "${disasm_regex}" "${perfout}"
then
echo "Basic annotate [Failed: missing disasm output from default disassembler]"
err=1
return
fi
# check again with a target symbol name
if ! perf annotate --no-demangle -i "${perfdata}" "${testsym}" 2> /dev/null | \
head -250 | grep -m 3 "${disasm_regex}"
then
echo "Basic annotate [Failed: missing disasm output when specifying the target symbol]"
err=1
return
fi
# check one more with external objdump tool (forced by --objdump option)
if ! perf annotate --no-demangle -i "${perfdata}" --objdump=objdump 2> /dev/null | \
head -250 | grep -m 3 "${disasm_regex}"
then
echo "Basic annotate [Failed: missing disasm output from non default disassembler (using --objdump)]"
err=1
return
fi
echo "Basic annotate test [Success]"
}
test_basic
cleanup
exit $err
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