tools/perf/tests/shell/annotate.sh

   1 #!/bin/bash
   2 # perf annotate basic tests
   3 # SPDX-License-Identifier: GPL-2.0
   4
   5 set -e
   6
   7 shelldir=$(dirname "$0")
   8
   9 # shellcheck source=lib/perf_has_symbol.sh
  10 . "${shelldir}"/lib/perf_has_symbol.sh
  11
  12 testsym="noploop"
  13
  14 skip_test_missing_symbol ${testsym}
  15
  16 err=0
  17 perfdata=$(mktemp /tmp/__perf_test.perf.data.XXXXX)
  18 perfout=$(mktemp /tmp/__perf_test.perf.out.XXXXX)
  19 testprog="perf test -w noploop"
  20 # disassembly format: "percent : offset: instruction (operands ...)"
  21 disasm_regex="[0-9]*\.[0-9]* *: *\w*: *\w*"
  22
  23 cleanup() {
  24   rm -rf "${perfdata}" "${perfout}"
  25   rm -rf "${perfdata}".old
  26
  27   trap - EXIT TERM INT
  28 }
  29
  30 trap_cleanup() {
  31   echo "Unexpected signal in ${FUNCNAME[1]}"
  32   cleanup
  33   exit 1
  34 }
  35 trap trap_cleanup EXIT TERM INT
  36
  37 test_basic() {
  38   echo "Basic perf annotate test"
  39   if ! perf record -o "${perfdata}" ${testprog} 2> /dev/null
  40   then
  41     echo "Basic annotate [Failed: perf record]"
  42     err=1
  43     return
  44   fi
  45
  46   # Generate the annotated output file
  47   perf annotate --no-demangle -i "${perfdata}" --stdio 2> /dev/null | head -250 > "${perfout}"
  48
  49   # check if it has the target symbol
  50   if ! grep "${testsym}" "${perfout}"
  51   then
  52     echo "Basic annotate [Failed: missing target symbol]"
  53     err=1
  54     return
  55   fi
  56
  57   # check if it has the disassembly lines
  58   if ! grep "${disasm_regex}" "${perfout}"
  59   then
  60     echo "Basic annotate [Failed: missing disasm output from default disassembler]"
  61     err=1
  62     return
  63   fi
  64
  65   # check again with a target symbol name
  66   if ! perf annotate --no-demangle -i "${perfdata}" "${testsym}" 2> /dev/null | \
  67           head -250 | grep -m 3 "${disasm_regex}"
  68   then
  69     echo "Basic annotate [Failed: missing disasm output when specifying the target symbol]"
  70     err=1
  71     return
  72   fi
  73
  74   # check one more with external objdump tool (forced by --objdump option)
  75   if ! perf annotate --no-demangle -i "${perfdata}" --objdump=objdump 2> /dev/null | \
  76           head -250 | grep -m 3 "${disasm_regex}"
  77   then
  78     echo "Basic annotate [Failed: missing disasm output from non default disassembler (using --objdump)]"
  79     err=1
  80     return
  81   fi
  82   echo "Basic annotate test [Success]"
  83 }
  84
  85 test_basic
  86
  87 cleanup
  88 exit $err