| 1 | |
| 2 | |
| 3 |
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| 4 | |
| 5 |
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| 6 | |
| 7 | perf list pmu | grep -q cs_etm || exit 2
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| 8 |
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| 9 | tmpdir=$(mktemp -d /tmp/__perf_test.coresight_deterministic.XXXXX)
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| 10 |
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| 11 | cleanup() {
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| 12 | rm -rf "${tmpdir}"
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| 13 | trap - EXIT TERM INT
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| 14 | }
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| 15 |
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| 16 | trap_cleanup() {
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| 17 | cleanup
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| 18 | exit 1
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| 19 | }
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| 20 | trap trap_cleanup EXIT TERM INT
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| 21 |
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| 22 | cf="$tmpdir/ctl"
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| 23 | af="$tmpdir/ack"
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| 24 | mkfifo "$cf" "$af"
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| 25 |
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| 26 | |
| 27 | |
| 28 | perf record -o "$tmpdir/data" -e cs_etm//u -D -1 --control fifo:"$cf","$af" -- \
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| 29 | perf test --record-ctl fifo:"$cf","$af" -w deterministic > /dev/null 2>&1
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| 30 |
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| 31 | perf script -i "$tmpdir/data" --itrace=i1i -F ip,srcline | \
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| 32 | grep "deterministic.c" | uniq > "$tmpdir/script" 2>/dev/null
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| 33 |
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| 34 |
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| 35 | |
| 36 | |
| 37 | sed -i \
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| 38 | -e '/deterministic.c:8$/d' \
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| 39 | -e '/deterministic.c:12$/d' \
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| 40 | -e '/deterministic.c:15$/d' \
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| 41 | -e '/deterministic.c:19$/d' \
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| 42 | -e '/deterministic.c:23$/d' \
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| 43 | -e '/deterministic.c:28$/d' \
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| 44 | -e '/deterministic.c:34$/d' \
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| 45 | -e '/deterministic.c:36$/d' \
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| 46 | -e '/deterministic.c:37$/d' \
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| 47 | "$tmpdir/script"
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| 48 |
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| 49 | cat > "$tmpdir/expected" << EOF
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| 50 | deterministic.c:24
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| 51 | deterministic.c:25
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| 52 | deterministic.c:26
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| 53 | deterministic.c:9
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| 54 | deterministic.c:10
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| 55 | deterministic.c:11
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| 56 | deterministic.c:30
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| 57 | deterministic.c:31
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| 58 | deterministic.c:32
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| 59 | deterministic.c:16
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| 60 | deterministic.c:17
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| 61 | deterministic.c:18
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| 62 | EOF
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| 63 |
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| 64 | if ! diff -q "$tmpdir/script" "$tmpdir/expected"; then
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| 65 | echo "FAIL: line numbers don't match expected: "
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| 66 | head -n 100 "$tmpdir/script"
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| 67 | cleanup
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| 68 | exit 1
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| 69 | fi
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| 70 |
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| 71 | cleanup
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| 72 | exit 0
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