diff --git a/tests/custom/cacheSimTest/CacheSimTest.py b/tests/custom/cacheSimTest/CacheSimTest.py deleted file mode 100755 index e81b87d55..000000000 --- a/tests/custom/cacheSimTest/CacheSimTest.py +++ /dev/null @@ -1,90 +0,0 @@ -#!/usr/bin/env python3 - -########################################### -## CacheSimTest.py -## -## Written: lserafini@hmc.edu -## Created: 4 April 2023 -## Modified: 5 April 2023 -## -## Purpose: Confirm that the cache simulator behaves as expected. -## -## A component of the CORE-V-WALLY configurable RISC-V project. -## https://github.com/openhwgroup/cvw -## -## Copyright (C) 2021-23 Harvey Mudd College & Oklahoma State University -## -## SPDX-License-Identifier: Apache-2.0 WITH SHL-2.1 -## -## Licensed under the Solderpad Hardware License v 2.1 (the “License”); you may not use this file -## except in compliance with the License, or, at your option, the Apache License version 2.0. You -## may obtain a copy of the License at -## -## https:##solderpad.org/licenses/SHL-2.1/ -## -## Unless required by applicable law or agreed to in writing, any work distributed under the -## License is distributed on an “AS IS” BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, -## either express or implied. See the License for the specific language governing permissions -## and limitations under the License. -################################################################################################ - -import sys -import os - -sys.path.append(os.path.expanduser("~/cvw/bin")) -import CacheSim as cs - -if __name__ == "__main__": - cache = cs.Cache(16, 4, 16, 8) - # 0xABCD -> tag: AB, set: C, offset: D - - #address split checking - assert (cache.splitaddr(0x1234) == (0x12,0x3,0x4)) - assert (cache.splitaddr(0x2638) == (0x26,0x3,0x8)) - assert (cache.splitaddr(0xA3E6) == (0xA3,0xE,0x6)) - - #insert way 0 set C tag AB - assert (cache.cacheaccess(0xABCD) == 'M') - assert (cache.ways[0][0xC].tag == 0xAB) - assert (cache.cacheaccess(0xABCD) == 'H') - assert (cache.pLRU[0xC] == [1,1,0]) - - #make way 0 set C dirty - assert (cache.cacheaccess(0xABCD, True) == 'H') - - #insert way 1 set C tag AC - assert (cache.cacheaccess(0xACCD) == 'M') - assert (cache.ways[1][0xC].tag == 0xAC) - assert (cache.pLRU[0xC] == [1,0,0]) - - #insert way 2 set C tag AD - assert (cache.cacheaccess(0xADCD) == 'M') - assert (cache.ways[2][0xC].tag == 0xAD) - assert (cache.pLRU[0xC] == [0,0,1]) - - #insert way 3 set C tag AE - assert (cache.cacheaccess(0xAECD) == 'M') - assert (cache.ways[3][0xC].tag == 0xAE) - assert (cache.pLRU[0xC] == [0,0,0]) - - #misc hit and pLRU checking - assert (cache.cacheaccess(0xABCD) == 'H') - assert (cache.pLRU[0xC] == [1,1,0]) - assert (cache.cacheaccess(0xADCD) == 'H') - assert (cache.pLRU[0xC] == [0,1,1]) - - #evict way 1, now set C has tag AF - assert (cache.cacheaccess(0xAFCD) == 'E') - assert (cache.ways[1][0xC].tag == 0xAF) - assert (cache.pLRU[0xC] == [1,0,1]) - - #evict way 3, now set C has tag AC - assert (cache.cacheaccess(0xACCD) == 'E') - assert (cache.ways[3][0xC].tag == 0xAC) - assert (cache.pLRU[0xC] == [0,0,0]) - - #evict way 0, now set C has tag EA - #this line was dirty, so there was a wb - assert (cache.cacheaccess(0xEAC2) == 'D') - assert (cache.ways[0][0xC].tag == 0xEA) - assert (cache.pLRU[0xC] == [1,1,0]) \ No newline at end of file