1 files changed, 200 insertions, 0 deletions
diff --git a/tools/perf/tests/shell/record.sh b/tools/perf/tests/shell/record.sh
new file mode 100755
index 000000000000..3d1a7759a7b2
--- /dev/null
+++ b/tools/perf/tests/shell/record.sh
@@ -0,0 +1,200 @@
+#!/bin/sh
+# perf record tests
+# SPDX-License-Identifier: GPL-2.0
+
+set -e
+
+shelldir=$(dirname "$0")
+# shellcheck source=lib/waiting.sh
+. "${shelldir}"/lib/waiting.sh
+
+# shellcheck source=lib/perf_has_symbol.sh
+. "${shelldir}"/lib/perf_has_symbol.sh
+
+testsym="test_loop"
+
+skip_test_missing_symbol ${testsym}
+
+err=0
+perfdata=$(mktemp /tmp/__perf_test.perf.data.XXXXX)
+testprog="perf test -w thloop"
+cpu_pmu_dir="/sys/bus/event_source/devices/cpu*"
+br_cntr_file="/caps/branch_counter_nr"
+br_cntr_output="branch stack counters"
+
+cleanup() {
+  rm -rf "${perfdata}"
+  rm -rf "${perfdata}".old
+
+  trap - EXIT TERM INT
+}
+
+trap_cleanup() {
+  cleanup
+  exit 1
+}
+trap trap_cleanup EXIT TERM INT
+
+test_per_thread() {
+  echo "Basic --per-thread mode test"
+  if ! perf record -o /dev/null --quiet ${testprog} 2> /dev/null
+  then
+    echo "Per-thread record [Skipped event not supported]"
+    return
+  fi
+  if ! perf record --per-thread -o "${perfdata}" ${testprog} 2> /dev/null
+  then
+    echo "Per-thread record [Failed record]"
+    err=1
+    return
+  fi
+  if ! perf report -i "${perfdata}" -q | grep -q "${testsym}"
+  then
+    echo "Per-thread record [Failed missing output]"
+    err=1
+    return
+  fi
+
+  # run the test program in background (for 30 seconds)
+  ${testprog} 30 &
+  TESTPID=$!
+
+  rm -f "${perfdata}"
+
+  wait_for_threads ${TESTPID} 2
+  perf record -p "${TESTPID}" --per-thread -o "${perfdata}" sleep 1 2> /dev/null
+  kill ${TESTPID}
+
+  if [ ! -e "${perfdata}" ]
+  then
+    echo "Per-thread record [Failed record -p]"
+    err=1
+    return
+  fi
+  if ! perf report -i "${perfdata}" -q | grep -q "${testsym}"
+  then
+    echo "Per-thread record [Failed -p missing output]"
+    err=1
+    return
+  fi
+
+  echo "Basic --per-thread mode test [Success]"
+}
+
+test_register_capture() {
+  echo "Register capture test"
+  if ! perf list | grep -q 'br_inst_retired.near_call'
+  then
+    echo "Register capture test [Skipped missing event]"
+    return
+  fi
+  if ! perf record --intr-regs=\? 2>&1 | grep -q 'available registers: AX BX CX DX SI DI BP SP IP FLAGS CS SS R8 R9 R10 R11 R12 R13 R14 R15'
+  then
+    echo "Register capture test [Skipped missing registers]"
+    return
+  fi
+  if ! perf record -o - --intr-regs=di,r8,dx,cx -e br_inst_retired.near_call \
+    -c 1000 --per-thread ${testprog} 2> /dev/null \
+    | perf script -F ip,sym,iregs -i - 2> /dev/null \
+    | grep -q "DI:"
+  then
+    echo "Register capture test [Failed missing output]"
+    err=1
+    return
+  fi
+  echo "Register capture test [Success]"
+}
+
+test_system_wide() {
+  echo "Basic --system-wide mode test"
+  if ! perf record -aB --synth=no -o "${perfdata}" ${testprog} 2> /dev/null
+  then
+    echo "System-wide record [Skipped not supported]"
+    return
+  fi
+  if ! perf report -i "${perfdata}" -q | grep -q "${testsym}"
+  then
+    echo "System-wide record [Failed missing output]"
+    err=1
+    return
+  fi
+  if ! perf record -aB --synth=no -e cpu-clock,cs --threads=cpu \
+    -o "${perfdata}" ${testprog} 2> /dev/null
+  then
+    echo "System-wide record [Failed record --threads option]"
+    err=1
+    return
+  fi
+  if ! perf report -i "${perfdata}" -q | grep -q "${testsym}"
+  then
+    echo "System-wide record [Failed --threads missing output]"
+    err=1
+    return
+  fi
+  echo "Basic --system-wide mode test [Success]"
+}
+
+test_workload() {
+  echo "Basic target workload test"
+  if ! perf record -o "${perfdata}" ${testprog} 2> /dev/null
+  then
+    echo "Workload record [Failed record]"
+    err=1
+    return
+  fi
+  if ! perf report -i "${perfdata}" -q | grep -q "${testsym}"
+  then
+    echo "Workload record [Failed missing output]"
+    err=1
+    return
+  fi
+  if ! perf record -e cpu-clock,cs --threads=package \
+    -o "${perfdata}" ${testprog} 2> /dev/null
+  then
+    echo "Workload record [Failed record --threads option]"
+    err=1
+    return
+  fi
+  if ! perf report -i "${perfdata}" -q | grep -q "${testsym}"
+  then
+    echo "Workload record [Failed --threads missing output]"
+    err=1
+    return
+  fi
+  echo "Basic target workload test [Success]"
+}
+
+test_branch_counter() {
+  echo "Basic branch counter test"
+  # Check if the branch counter feature is supported
+  for dir in $cpu_pmu_dir
+  do
+    if [ ! -e "$dir$br_cntr_file" ]
+    then
+      echo "branch counter feature not supported on all core PMUs ($dir) [Skipped]"
+      return
+    fi
+  done
+  if ! perf record -o "${perfdata}" -j any,counter ${testprog} 2> /dev/null
+  then
+    echo "Basic branch counter test [Failed record]"
+    err=1
+    return
+  fi
+  if ! perf report -i "${perfdata}" -D -q | grep -q "$br_cntr_output"
+  then
+    echo "Basic branch record test [Failed missing output]"
+    err=1
+    return
+  fi
+  echo "Basic branch counter test [Success]"
+}
+
+test_per_thread
+test_register_capture
+test_system_wide
+test_workload
+test_branch_counter
+
+cleanup
+exit $err