tools/perf/tests/shell/stat_all_pfm.sh

   1 #!/bin/sh
   2 # perf all libpfm4 events test
   3 # SPDX-License-Identifier: GPL-2.0
   4
   5 if perf version --build-options | grep HAVE_LIBPFM | grep -q OFF
   6 then
   7   echo "Skipping, no libpfm4 support"
   8   exit 2
   9 fi
  10
  11 err=0
  12 for p in $(perf list --raw-dump pfm)
  13 do
  14   if echo "$p" | grep -q unc_
  15   then
  16     echo "Skipping uncore event '$p' that may require additional options."
  17     continue
  18   fi
  19   echo "Testing $p"
  20   result=$(perf stat --pfm-events "$p" true 2>&1)
  21   x=$?
  22   if echo "$result" | grep -q "failed to parse event $p : invalid or missing unit mask"
  23   then
  24     continue
  25   fi
  26   if test "$x" -ne "0"
  27   then
  28     echo "Unexpected exit code '$x'"
  29     err=1
  30   fi
  31   if ! echo "$result" | grep -q "$p" && ! echo "$result" | grep -q "<not supported>"
  32   then
  33     # We failed to see the event and it is supported. Possibly the workload was
  34     # too small so retry with something longer.
  35     result=$(perf stat --pfm-events "$p" perf bench internals synthesize 2>&1)
  36     x=$?
  37     if test "$x" -ne "0"
  38     then
  39       echo "Unexpected exit code '$x'"
  40       err=1
  41     fi
  42     if ! echo "$result" | grep -q "$p"
  43     then
  44       echo "Event '$p' not printed in:"
  45       echo "$result"
  46       err=1
  47     fi
  48   fi
  49 done
  50
  51 exit "$err"