| # Copyright (c) 2022 The Regents of the University of California |
| # All rights reserved. |
| # |
| # Redistribution and use in source and binary forms, with or without |
| # modification, are permitted provided that the following conditions are |
| # met: redistributions of source code must retain the above copyright |
| # notice, this list of conditions and the following disclaimer; |
| # redistributions in binary form must reproduce the above copyright |
| # notice, this list of conditions and the following disclaimer in the |
| # documentation and/or other materials provided with the distribution; |
| # neither the name of the copyright holders nor the names of its |
| # contributors may be used to endorse or promote products derived from |
| # this software without specific prior written permission. |
| # |
| # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| from testlib import * |
| |
| """ |
| This file contains random tests for the Ruby GPU protocols. |
| """ |
| |
| # This test will first run the GPU protocol random tester -- it should take |
| # about 30 seconds to run and provides good coverage for the coherence |
| # protocol. |
| # |
| # Input choices (some are default and thus implicit): |
| # - use small cache size to encourage races |
| # - use small system size to encourage races since more requests per CU (and |
| # faster sim) |
| # - use small address range to encourage more races |
| # - use small episode length to encourage more races |
| # - 50K tests runs in ~30 seconds with reasonably good coverage |
| # - num-dmas = 0 because VIPER doesn't support partial cache line writes, which |
| # DMAs need |
| gem5_verify_config( |
| name="ruby-gpu-random-test-perCheckin", |
| fixtures=(), |
| verifiers=(), |
| config=joinpath( |
| config.base_dir, |
| "configs", |
| "example", |
| "ruby_gpu_random_test.py", |
| ), |
| config_args=[ |
| "--test-length", |
| "50000", |
| "--num-dmas", |
| "0", |
| ], |
| valid_isas=(constants.vega_x86_tag,), |
| valid_hosts=constants.supported_hosts, |
| length=constants.quick_tag, |
| ) |
| |
| |
| # This test will run the GPU protocol random tester in nightly -- it should |
| # take about 30 minutes to run and provides good coverage for the coherence |
| # protocol. |
| # |
| # Input choices (some are default and thus implicit): |
| # - use small cache size to encourage races |
| # - use small system size to encourage races since more requests per CU (and |
| # faster sim) |
| # - use small address range to encourage more races |
| # - use small episode length to encourage more races |
| # - 5M tests runs in ~30 minutes with reasonably good coverage |
| # - num-dmas = 0 because VIPER doesn't support partial cache line writes, |
| # which DMAs need |
| gem5_verify_config( |
| name="ruby-gpu-random-test-nightly", |
| fixtures=(), |
| verifiers=(), |
| config=joinpath( |
| config.base_dir, |
| "configs", |
| "example", |
| "ruby_gpu_random_test.py", |
| ), |
| config_args=[ |
| "--test-length", |
| "5000000", |
| "--num-dmas", |
| "0", |
| ], |
| valid_isas=(constants.vega_x86_tag,), |
| valid_hosts=constants.supported_hosts, |
| length=constants.long_tag, |
| ) |