| # Copyright (c) 2014 The Chromium OS Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| AUTHOR = "David Sharp <dhsharp@chromium.org>" |
| NAME = "hardware_PerfCounterVerification" |
| TIME = "SHORT" |
| TEST_CATEGORY = "Functional" |
| TEST_CLASS = "hardware" |
| TEST_TYPE = "client" |
| ATTRIBUTES = "suite:experimental" |
| SUITE = "experimental" |
| |
| DOC = """ |
| Verify performance counters |
| |
| Arguments: |
| events: Events to pass to perf stat -e. Events are passed in together, so |
| multiplexing may occur if more than one is specified. |
| program: Benchmark binary |
| """ |
| |
| job.run_test('hardware_PerfCounterVerification', tag='cycles_instructions', |
| perf_cmd='stat', events=('cycles', 'instructions'), |
| program='noploop', multiplier=10000000) |
| |
| job.run_test('hardware_PerfCounterVerification', tag='LBR', |
| perf_cmd='record -b', events=('br_inst_retired.all_branches',), |
| program='noploop', multiplier=10000000) |
| |
| job.run_test('hardware_PerfCounterVerification', tag='iTLB_misses', |
| perf_cmd='stat', events=('iTLB-misses','cycles'), |
| program='iTLB_benchmark', multiplier=100) |
| |
| job.run_test('hardware_PerfCounterVerification', tag='dTLB_misses', |
| perf_cmd='stat', events=('dTLB-misses','cycles'), |
| program='dTLB_benchmark', multiplier=10000) |
