cvw/bin/regression-wally
2025-01-23 03:23:34 -08:00

533 lines
28 KiB
Python
Executable File

#!/usr/bin/env python3
##################################
#
# regression-wally
# David_Harris@Hmc.edu 25 January 2021
# Modified by Jarred Allen <jaallen@g.hmc.edu> and many others
# jcarlin@hmc.edu December 2024
# SPDX-License-Identifier: Apache-2.0 WITH SHL-2.1
#
# Run a regression with multiple configurations in parallel and exit with
# non-zero status code if an error happened, as well as printing human-readable
# output.
#
##################################
import sys
import shutil
import os
import argparse
import multiprocessing
from collections import namedtuple
from multiprocessing import Pool, TimeoutError as MPTimeoutError
# Globals
WALLY = os.environ.get('WALLY')
regressionDir = f'{WALLY}/sim'
archVerifDir = f'{WALLY}/addins/cvw-arch-verif'
coveragesim = "questa" # Questa is required for code/functional coverage
defaultsim = "verilator" # Default simulator for all other tests
lockstepsim = "questa"
testfloatsim = "questa" # change to Verilator when Issue #707 about testfloat not running Verilator is resolved
##################################
# Define lists of configurations and tests to run on each configuration
##################################
# The tests are a list with one element for each configuration
# The element consists of the configuration name, a list of test suites to run,
# optionally a string to pass to the simulator, and optionally a nonstandard grep string to check for success
standard_tests = [
["rv32e", ["arch32e"]],
["rv32i", ["arch32i"]],
["rv32imc", ["arch32i", "arch32c", "arch32m", "wally32periph"]],
["rv32gc", ["arch32f", "arch32d", "arch32f_fma", "arch32d_fma", "arch32f_divsqrt", "arch32d_divsqrt",
"arch32i", "arch32priv", "arch32c", "arch32m", "arch32a_amo", "arch32zifencei", "arch32zicond",
"arch32zba", "arch32zbb", "arch32zbc", "arch32zbs", "arch32zfh", "arch32zfh_fma",
"arch32zfh_divsqrt", "arch32zfaf", "arch32zfad", "wally32a_lrsc", "wally32priv", "wally32periph", "arch32zcb",
"arch32zbkb", "arch32zbkc", "arch32zbkx", "arch32zknd", "arch32zkne", "arch32zknh", "arch32vm_sv32", "arch32pmp"]],
["rv64i", ["arch64i"]],
["rv64gc", ["arch64f", "arch64d", "arch64zfh", "arch64f_fma", "arch64d_fma", "arch64zfh_fma", "arch64f_divsqrt",
"arch64d_divsqrt", "arch64zfh_divsqrt", "arch64zfaf", "arch64zfad", "coverage64gc", "arch64i", "arch64priv",
"arch64c", "arch64m", "arch64zcb", "arch64zifencei", "arch64zicond", "arch64a_amo", "wally64a_lrsc",
"wally64periph", "wally64priv", "arch64zbkb", "arch64zbkc", "arch64zbkx", "arch64zknd", "arch64zkne", "arch64zknh",
"arch64zba", "arch64zbb", "arch64zbc", "arch64zbs", "arch64pmp"]], # add when working: "arch64zicboz"
]
# Separate test for short buildroot run through OpenSBI UART output
tests_buildrootshort = [
["buildroot", ["buildroot"], "--args +INSTR_LIMIT=1400000", # Instruction limit gets to first OpenSBI UART output
"OpenSBI v", "buildroot_uart.out"]
]
# Separate test for full buildroot run
tests_buildrootboot = [
["buildroot", ["buildroot"], "--args +INSTR_LIMIT=600000000", # boot entire buildroot Linux to login prompt
"WallyHostname login: ", "buildroot_uart.out"]
]
tests_buildrootbootlockstep = [
["buildroot", ["buildroot"], "--args +INSTR_LIMIT=600000000 --lockstep", # boot entire buildroot Linux to login prompt
"WallyHostname login: ", "buildroot_uart.out"]
]
derivconfigtests = [
# memory system
["tlb2_rv32gc", ["wally32priv"]],
["tlb16_rv32gc", ["wally32priv"]],
["tlb2_rv64gc", ["wally64priv"]],
["tlb16_rv64gc", ["wally64priv"]],
["way_1_4096_512_rv32gc", ["arch32i"]],
["way_2_4096_512_rv32gc", ["arch32i"]],
["way_8_4096_512_rv32gc", ["arch32i"]],
["way_4_2048_512_rv32gc", ["arch32i"]],
["way_4_4096_256_rv32gc", ["arch32i"]],
["way_1_4096_512_rv64gc", ["arch64i"]],
["way_2_4096_512_rv64gc", ["arch64i"]],
["way_8_4096_512_rv64gc", ["arch64i"]],
["way_4_2048_512_rv64gc", ["arch64i"]],
["way_4_4096_256_rv64gc", ["arch64i"]],
["way_4_4096_1024_rv64gc", ["arch64i"]],
["ram_0_0_rv64gc", ["ahb64"]],
["ram_1_0_rv64gc", ["ahb64"]],
["ram_1_1_rv64gc", ["ahb64"]],
["ram_2_0_rv64gc", ["ahb64"]],
["ram_2_1_rv64gc", ["ahb64"]],
# RV32 cacheless designs will not work unless DTIM supports FLEN > XLEN. This support is not planned.
# ["nodcache_rv32gc", ["ahb32"]],
# ["nocache_rv32gc", ["ahb32"]],
["noicache_rv32gc", ["ahb32"]],
["noicache_rv64gc", ["ahb64"]],
["nodcache_rv64gc", ["ahb64"]],
["nocache_rv64gc", ["ahb64"]],
# Atomic variants
["zaamo_rv64gc", ["arch64i", "arch64a_amo"]],
["zalrsc_rv64gc", ["arch64i", "wally64a_lrsc"]],
["zaamo_rv32gc", ["arch32i", "arch32a_amo"]],
["zalrsc_rv32gc", ["arch32i", "wally32a_lrsc"]],
# Bit manipulation and crypto variants
["zba_rv32gc", ["arch32i", "arch32zba"]],
["zbb_rv32gc", ["arch32i", "arch32zbb"]],
["zbc_rv32gc", ["arch32i", "arch32zbc"]],
["zbs_rv32gc", ["arch32i", "arch32zbs"]],
["zbkb_rv32gc", ["arch32i", "arch32zbkb"]],
["zbkc_rv32gc", ["arch32i", "arch32zbkc"]],
["zbkx_rv32gc", ["arch32i", "arch32zbkx"]],
["zkne_rv32gc", ["arch32i", "arch32zkne"]],
["zknd_rv32gc", ["arch32i", "arch32zknd"]],
["zknh_rv32gc", ["arch32i", "arch32zknh"]],
["zba_rv64gc", ["arch64i", "arch64zba"]],
["zbb_rv64gc", ["arch64i", "arch64zbb"]],
["zbc_rv64gc", ["arch64i", "arch64zbc"]],
["zbs_rv64gc", ["arch64i", "arch64zbs"]],
["zbkb_rv64gc", ["arch64i", "arch64zbkb"]],
["zbkc_rv64gc", ["arch64i", "arch64zbkc"]],
["zbkx_rv64gc", ["arch64i", "arch64zbkx"]],
["zkne_rv64gc", ["arch64i", "arch64zkne"]],
["zknd_rv64gc", ["arch64i", "arch64zknd"]],
["zknh_rv64gc", ["arch64i", "arch64zknh"]],
# No privilege modes variants
["noS_rv32gc", ["arch32i", "arch32f", "arch32priv", "arch32c", "arch32m", "arch32a_amo", "arch32zifencei", "arch32zicond",
"arch32zba", "arch32zfaf", "arch32zfad", "wally32a_lrsc", "arch32zcb", "arch32zbkx", "arch32zknd"]],
["noS_rv64gc", ["arch64i", "arch64f", "arch64priv", "arch64c", "arch64m", "arch64a_amo", "arch64zifencei", "arch64zicond",
"arch64zba", "arch64zfaf", "arch64zfad", "wally64a_lrsc", "arch64zcb", "arch64zbkx", "arch64zknd"]],
["noU_rv32gc", ["arch32i", "arch32f", "arch32priv", "arch32c", "arch32m", "arch32a_amo", "arch32zifencei", "arch32zicond",
"arch32zba", "arch32zfaf", "arch32zfad", "wally32a_lrsc", "arch32zcb", "arch32zbkx", "arch32zknd"]],
["noU_rv64gc", ["arch64i", "arch64f", "arch64priv", "arch64c", "arch64m", "arch64a_amo", "arch64zifencei", "arch64zicond",
"arch64zba", "arch64zfaf", "arch64zfad", "wally64a_lrsc", "arch64zcb", "arch64zbkx", "arch64zknd"]],
### add misaligned tests
# fp/int divider permutations
["div_2_1_rv32gc", ["arch32f_divsqrt", "arch32d_divsqrt", "arch32m"]],
["div_2_1i_rv32gc", ["arch32f_divsqrt", "arch32d_divsqrt", "arch32m"]],
["div_2_2_rv32gc", ["arch32f_divsqrt", "arch32d_divsqrt", "arch32m"]],
["div_2_2i_rv32gc", ["arch32f_divsqrt", "arch32d_divsqrt", "arch32m"]],
["div_2_4_rv32gc", ["arch32f_divsqrt", "arch32d_divsqrt", "arch32m"]],
["div_2_4i_rv32gc", ["arch32f_divsqrt", "arch32d_divsqrt", "arch32m"]],
["div_4_1_rv32gc", ["arch32f_divsqrt", "arch32d_divsqrt", "arch32m"]],
["div_4_1i_rv32gc", ["arch32f_divsqrt", "arch32d_divsqrt", "arch32m"]],
["div_4_2_rv32gc", ["arch32f_divsqrt", "arch32d_divsqrt", "arch32m"]],
["div_4_2i_rv32gc", ["arch32f_divsqrt", "arch32d_divsqrt", "arch32m"]],
["div_4_4_rv32gc", ["arch32f_divsqrt", "arch32d_divsqrt", "arch32m"]],
["div_4_4i_rv32gc", ["arch32f_divsqrt", "arch32d_divsqrt", "arch32m"]],
["div_2_1_rv64gc", ["arch64f_divsqrt", "arch64d_divsqrt", "arch64m"]],
["div_2_1i_rv64gc", ["arch64f_divsqrt", "arch64d_divsqrt", "arch64m"]],
["div_2_2_rv64gc", ["arch64f_divsqrt", "arch64d_divsqrt", "arch64m"]],
["div_2_2i_rv64gc", ["arch64f_divsqrt", "arch64d_divsqrt", "arch64m"]],
["div_2_4_rv64gc", ["arch64f_divsqrt", "arch64d_divsqrt", "arch64m"]],
["div_2_4i_rv64gc", ["arch64f_divsqrt", "arch64d_divsqrt", "arch64m"]],
["div_4_1_rv64gc", ["arch64f_divsqrt", "arch64d_divsqrt", "arch64m"]],
["div_4_1i_rv64gc", ["arch64f_divsqrt", "arch64d_divsqrt", "arch64m"]],
["div_4_2_rv64gc", ["arch64f_divsqrt", "arch64d_divsqrt", "arch64m"]],
["div_4_2i_rv64gc", ["arch64f_divsqrt", "arch64d_divsqrt", "arch64m"]],
["div_4_4_rv64gc", ["arch64f_divsqrt", "arch64d_divsqrt", "arch64m"]],
["div_4_4i_rv64gc", ["arch64f_divsqrt", "arch64d_divsqrt", "arch64m"]],
# fpu permutations
["f_rv32gc", ["arch32f", "arch32f_divsqrt", "arch32f_fma", "arch32zfaf"]],
["fh_rv32gc", ["arch32f", "arch32f_divsqrt", "arch32f_fma", "arch32zfh", "arch32zfh_divsqrt", "arch32zfaf"]],
["fdh_rv32gc", ["arch32f", "arch32f_divsqrt", "arch32f_fma", "arch32d", "arch32d_divsqrt", "arch32d_fma", "arch32zfh", "arch32zfh_divsqrt", "arch32zfaf", "arch32zfad"]],
["fdq_rv32gc", ["arch32f", "arch32f_divsqrt", "arch32f_fma", "arch32d", "arch32d_divsqrt", "arch32d_fma", "arch32i", "arch32zfaf", "arch32zfad"]],
["fdqh_rv32gc", ["arch32f", "arch32f_divsqrt", "arch32f_fma", "arch32d", "arch32d_divsqrt", "arch32d_fma", "arch32zfh", "arch32zfh_divsqrt", "arch32i", "arch32zfaf", "arch32zfad"]],
["f_rv64gc", ["arch64f", "arch64f_divsqrt", "arch64f_fma", "arch64zfaf"]],
["fh_rv64gc", ["arch64f", "arch64f_divsqrt", "arch64f_fma", "arch64zfh", "arch64zfh_divsqrt", "arch64zfaf"]],
["fdh_rv64gc", ["arch64f", "arch64f_divsqrt", "arch64f_fma", "arch64d", "arch64d_divsqrt", "arch64d_fma", "arch64zfh", "arch64zfh_divsqrt", "arch64zfaf", "arch64zfad"]],
["fdq_rv64gc", ["arch64f", "arch64f_divsqrt", "arch64f_fma", "arch64d", "arch64d_divsqrt", "arch64d_fma", "arch64i", "arch64zfaf", "arch64zfad"]],
["fdqh_rv64gc", ["arch64f", "arch64f_divsqrt", "arch64f_fma", "arch64d", "arch64d_divsqrt", "arch64d_fma", "arch64zfh", "arch64zfh_divsqrt", "arch64i", "arch64zfaf", "arch64zfad"]], # "wally64q" when Q is supported again in riscof config file
]
bpredtests = [
["nobpred_rv32gc", ["rv32i"]],
["bpred_TWOBIT_6_16_10_0_rv32gc", ["embench"], "-GPrintHPMCounters=1"],
["bpred_TWOBIT_8_16_10_0_rv32gc", ["embench"], "-GPrintHPMCounters=1"],
["bpred_TWOBIT_10_16_10_0_rv32gc", ["embench"], "-GPrintHPMCounters=1"],
["bpred_TWOBIT_12_16_10_0_rv32gc", ["embench"], "-GPrintHPMCounters=1"],
["bpred_TWOBIT_14_16_10_0_rv32gc", ["embench"], "-GPrintHPMCounters=1"],
["bpred_TWOBIT_16_16_10_0_rv32gc", ["embench"], "-GPrintHPMCounters=1"],
["bpred_TWOBIT_6_16_10_1_rv32gc", ["embench"], "-GPrintHPMCounters=1"],
["bpred_TWOBIT_8_16_10_1_rv32gc", ["embench"], "-GPrintHPMCounters=1"],
["bpred_TWOBIT_10_16_10_1_rv32gc", ["embench"], "-GPrintHPMCounters=1"],
["bpred_TWOBIT_12_16_10_1_rv32gc", ["embench"], "-GPrintHPMCounters=1"],
["bpred_TWOBIT_14_16_10_1_rv32gc", ["embench"], "-GPrintHPMCounters=1"],
["bpred_TWOBIT_16_16_10_1_rv32gc", ["embench"], "-GPrintHPMCounters=1"],
["bpred_GSHARE_6_16_10_0_rv32gc", ["embench"], "-GPrintHPMCounters=1"],
["bpred_GSHARE_6_16_10_1_rv32gc", ["embench"], "-GPrintHPMCounters=1"],
["bpred_GSHARE_8_16_10_0_rv32gc", ["embench"], "-GPrintHPMCounters=1"],
["bpred_GSHARE_8_16_10_1_rv32gc", ["embench"], "-GPrintHPMCounters=1"],
["bpred_GSHARE_10_16_10_0_rv32gc", ["embench"], "-GPrintHPMCounters=1"],
["bpred_GSHARE_10_16_10_1_rv32gc", ["embench"], "-GPrintHPMCounters=1"],
["bpred_GSHARE_12_16_10_0_rv32gc", ["embench"], "-GPrintHPMCounters=1"],
["bpred_GSHARE_12_16_10_1_rv32gc", ["embench"], "-GPrintHPMCounters=1"],
["bpred_GSHARE_14_16_10_0_rv32gc", ["embench"], "-GPrintHPMCounters=1"],
["bpred_GSHARE_14_16_10_1_rv32gc", ["embench"], "-GPrintHPMCounters=1"],
["bpred_GSHARE_16_16_10_0_rv32gc", ["embench"], "-GPrintHPMCounters=1"],
["bpred_GSHARE_16_16_10_1_rv32gc", ["embench"], "-GPrintHPMCounters=1"],
# btb
["bpred_GSHARE_10_16_6_0_rv32gc", ["embench"], "-GPrintHPMCounters=1"],
["bpred_GSHARE_10_16_6_1_rv32gc", ["embench"], "-GPrintHPMCounters=1"],
["bpred_GSHARE_10_16_8_0_rv32gc", ["embench"], "-GPrintHPMCounters=1"],
["bpred_GSHARE_10_16_8_1_rv32gc", ["embench"], "-GPrintHPMCounters=1"],
["bpred_GSHARE_10_16_12_0_rv32gc", ["embench"], "-GPrintHPMCounters=1"],
["bpred_GSHARE_10_16_12_1_rv32gc", ["embench"], "-GPrintHPMCounters=1"],
# ras
["bpred_GSHARE_10_2_10_0_rv32gc", ["embench"], "-GPrintHPMCounters=1"],
["bpred_GSHARE_10_2_10_1_rv32gc", ["embench"], "-GPrintHPMCounters=1"],
["bpred_GSHARE_10_3_10_0_rv32gc", ["embench"], "-GPrintHPMCounters=1"],
["bpred_GSHARE_10_3_10_1_rv32gc", ["embench"], "-GPrintHPMCounters=1"],
["bpred_GSHARE_10_4_10_0_rv32gc", ["embench"], "-GPrintHPMCounters=1"],
["bpred_GSHARE_10_4_10_1_rv32gc", ["embench"], "-GPrintHPMCounters=1"],
["bpred_GSHARE_10_6_10_0_rv32gc", ["embench"], "-GPrintHPMCounters=1"],
["bpred_GSHARE_10_6_10_1_rv32gc", ["embench"], "-GPrintHPMCounters=1"],
["bpred_GSHARE_10_10_10_0_rv32gc", ["embench"], "-GPrintHPMCounters=1"],
["bpred_GSHARE_10_10_10_1_rv32gc", ["embench"], "-GPrintHPMCounters=1"]
]
testfloatdivconfigs = [
"fdh_div_2_1_rv32gc", "fdh_div_2_1_rv64gc", "fdh_div_2_2_rv32gc",
"fdh_div_2_2_rv64gc", "fdh_div_2_4_rv32gc", "fdh_div_2_4_rv64gc",
"fdh_div_4_1_rv32gc", "fdh_div_4_1_rv64gc", "fdh_div_4_2_rv32gc",
"fdh_div_4_2_rv64gc", "fdh_div_4_4_rv32gc", "fdh_div_4_4_rv64gc",
"fd_div_2_1_rv32gc", "fd_div_2_1_rv64gc", "fd_div_2_2_rv32gc",
"fd_div_2_2_rv64gc", "fd_div_2_4_rv32gc", "fd_div_2_4_rv64gc",
"fd_div_4_1_rv32gc", "fd_div_4_1_rv64gc", "fd_div_4_2_rv32gc",
"fd_div_4_2_rv64gc", "fd_div_4_4_rv32gc", "fd_div_4_4_rv64gc",
"fdqh_div_2_1_rv32gc", "fdqh_div_2_1_rv64gc", "fdqh_div_2_2_rv32gc",
"fdqh_div_2_2_rv64gc", "fdqh_div_2_4_rv32gc", "fdqh_div_2_4_rv64gc",
"fdqh_div_4_1_rv32gc", "fdqh_div_4_1_rv64gc", "fdqh_div_4_2_rv32gc",
"fdqh_div_4_2_rv64gc", "fdqh_div_4_4_rv32gc", "fdqh_div_4_4_rv64gc",
"fdq_div_2_1_rv32gc", "fdq_div_2_1_rv64gc", "fdq_div_2_2_rv32gc",
"fdq_div_2_2_rv64gc", "fdq_div_2_4_rv32gc", "fdq_div_2_4_rv64gc",
"fdq_div_4_1_rv32gc", "fdq_div_4_1_rv64gc", "fdq_div_4_2_rv32gc",
"fdq_div_4_2_rv64gc", "fdq_div_4_4_rv32gc", "fdq_div_4_4_rv64gc",
"fh_div_2_1_rv32gc", "fh_div_2_1_rv64gc", "fh_div_2_2_rv32gc",
"fh_div_2_2_rv64gc", "fh_div_2_4_rv32gc", "fh_div_2_4_rv64gc",
"fh_div_4_1_rv32gc", "fh_div_4_1_rv64gc", "fh_div_4_2_rv32gc",
"fh_div_4_2_rv64gc", "fh_div_4_4_rv32gc", "fh_div_4_4_rv64gc",
"f_div_2_1_rv32gc", "f_div_2_1_rv64gc", "f_div_2_2_rv32gc",
"f_div_2_2_rv64gc", "f_div_2_4_rv32gc", "f_div_2_4_rv64gc",
"f_div_4_1_rv32gc", "f_div_4_1_rv64gc", "f_div_4_2_rv32gc",
"f_div_4_2_rv64gc", "f_div_4_4_rv32gc", "f_div_4_4_rv64gc"
]
# list of tests not supported by ImperasDV yet that should be waived during lockstep testing
lockstepwaivers = [
"WALLY-q-01.S_ref.elf", # Q extension is not supported by ImperasDV
"WALLY-cbom-01.S_ref.elf" #, # cbom extension is not supported by ImperasDV because there is no cache model in ImperasDV
]
##################################
# Data Types & Functions
##################################
TestCase = namedtuple("TestCase", ['name', 'variant', 'cmd', 'grepstr', 'grepfile'])
# name: the name of this test configuration (used in printing human-readable
# output and picking logfile names)
# cmd: the command to run to test (should include the logfile as '{}', and
# the command needs to write to that file)
# grepstr: the string to grep through the log file for. The test succeeds iff
# grep finds that string in the logfile (is used by grep, so it may
# be any pattern grep accepts, see `man 1 grep` for more info).
# grepfile: a string containing the location of the file to be searched for output
class bcolors:
HEADER = '\033[95m'
OKBLUE = '\033[94m'
OKCYAN = '\033[96m'
OKGREEN = '\033[92m'
WARNING = '\033[93m'
FAIL = '\033[91m'
ENDC = '\033[0m'
BOLD = '\033[1m'
UNDERLINE = '\033[4m'
def addTests(testList, sim, coverStr, configs):
sim_logdir = f"{regressionDir}/{sim}/logs/"
for test in testList:
config = test[0]
suites = test[1]
flags = f"{test[2]}" if len(test) >= 3 else ""
gs = test[3] if len(test) >= 4 else "All tests ran without failures"
cmdPrefix=f"wsim --sim {sim} {coverStr} {config}"
for t in suites:
sim_log = f"{sim_logdir}{config}_{t}.log"
grepfile = sim_logdir + test[4] if len(test) >= 5 else sim_log
tc = TestCase(
name=t,
variant=config,
cmd=f"{cmdPrefix} {t} {flags} > {sim_log}",
grepstr=gs,
grepfile = grepfile)
configs.append(tc)
def addTestsByDir(testDir, config, sim, coverStr, configs, lockstepMode=0, brekerMode=0):
if not os.path.isdir(testDir):
print(f"Error: Directory not found: {testDir}")
sys.exit(1)
sim_logdir = f"{regressionDir}/{sim}/logs/"
cmdPrefix = f"wsim --sim {sim} {coverStr} {'--lockstep' if lockstepMode else ''} {config}"
# fcov/ccov only runs on WALLY-COV-ALL.elf files; other lockstep runs on all files
fileEnd = "ALL.elf" if "cvw-arch-verif/tests" in testDir and "priv" not in testDir and (coverStr == "--fcov" or coverStr == "--ccov") else ".elf"
if lockstepMode or coverStr == "--fcov":
gs = "Mismatches : 0"
elif brekerMode:
gs="# trek: info: summary: Test PASSED"
else:
gs = "Single Elf file tests are not signatured verified."
for dirpath, _, filenames in os.walk(os.path.abspath(testDir)):
for file in filenames:
if file.endswith(fileEnd):
fullfile = os.path.join(dirpath, file)
fields = fullfile.rsplit('/', 3)
if fields[2] == "ref":
shortelf = f"{fields[1]}_{fields[3]}"
else:
shortelf = f"{fields[2]}_{fields[3]}"
if shortelf in lockstepwaivers: # skip tests that itch bugs in ImperasDV
print(f"{bcolors.WARNING}Skipping waived test {shortelf}{bcolors.ENDC}")
continue
sim_log = f"{sim_logdir}{config}_{shortelf}.log"
tc = TestCase(
name=file,
variant=config,
cmd=f"{cmdPrefix} {fullfile} > {sim_log}",
grepstr=gs,
grepfile = sim_log)
configs.append(tc)
def search_log_for_text(text, grepfile):
with open(grepfile, errors="ignore") as file:
content = file.readlines()
for line in content:
if "warning:" in line.lower():
print(f"{bcolors.WARNING}{line.strip()}{bcolors.ENDC}")
if "error:" in line.lower():
print(f"{bcolors.FAIL}{line.strip()}{bcolors.ENDC}")
return any(text in line for line in content)
def run_test_case(config, dryrun: bool = False):
grepfile = config.grepfile
cmd = config.cmd
if dryrun:
print(f"Executing {cmd}", flush=True)
return 0
else:
os.system(cmd)
if search_log_for_text(config.grepstr, grepfile):
# Flush is needed to flush output to stdout when running in multiprocessing Pool
print(f"{bcolors.OKGREEN}{cmd}: Success{bcolors.ENDC}", flush=True)
return 0
else:
print(f"{bcolors.FAIL}{cmd}: Failures detected in output{bcolors.ENDC}", flush=True)
print(f" Check {grepfile}", flush=True)
return 1
def parse_args():
parser = argparse.ArgumentParser()
parser.add_argument("--ccov", help="Code Coverage", action="store_true")
parser.add_argument("--fcov", help="Functional Coverage", action="store_true")
parser.add_argument("--nightly", help="Run large nightly regression", action="store_true")
parser.add_argument("--buildroot", help="Include Buildroot Linux boot test (takes many hours, done along with --nightly)", action="store_true")
parser.add_argument("--testfloat", help="Include Testfloat floating-point unit tests", action="store_true")
parser.add_argument("--fp", help="Include floating-point tests in coverage (slower runtime)", action="store_true") # Currently not used
parser.add_argument("--breker", help="Run Breker tests", action="store_true") # Requires a license for the breker tool. See tests/breker/README.md for details
parser.add_argument("--dryrun", help="Print commands invoked to console without running regression", action="store_true")
return parser.parse_args()
def process_args(args):
coverStr = ""
# exercise all simulators in nightly; can omit a sim if no license is available
sims = ["questa", "verilator", "vcs"] if args.nightly else [defaultsim]
if args.ccov:
coverStr = "--ccov"
TIMEOUT_DUR = 20*60 # seconds
for d in ["ucdb", "cov"]:
shutil.rmtree(f"{regressionDir}/questa/{d}", ignore_errors=True)
os.makedirs(f"{regressionDir}/questa/{d}", exist_ok=True)
elif args.fcov:
coverStr = "--fcov"
TIMEOUT_DUR = 8*60
shutil.rmtree(f"{regressionDir}/questa/fcov_ucdb", ignore_errors=True)
os.makedirs(f"{regressionDir}/questa/fcov_ucdb", exist_ok=True)
elif args.buildroot:
TIMEOUT_DUR = 60*1440 # 1 day
elif args.testfloat or args.nightly:
TIMEOUT_DUR = 30*60 # seconds
else:
TIMEOUT_DUR = 10*60 # seconds
return sims, coverStr, TIMEOUT_DUR
def selectTests(args, sims, coverStr):
# Run Lint
configs = [
TestCase(
name="lints",
variant="all",
cmd=f"lint-wally {'--nightly' if args.nightly else ''} | tee {regressionDir}/verilator/logs/all_lints.log",
grepstr="lints run with no errors or warnings",
grepfile = f"{regressionDir}/verilator/logs/all_lints.log")
]
# run full buildroot boot simulation (slow) if buildroot flag is set. Start it early to overlap with other tests
if args.buildroot:
# addTests(tests_buildrootboot, defaultsim) # non-lockstep with Verilator runs in about 2 hours
addTests(tests_buildrootbootlockstep, lockstepsim, coverStr, configs) # lockstep with Questa and ImperasDV runs overnight
if args.ccov: # only run RV64GC tests on Questa in code coverage mode
addTestsByDir(f"{archVerifDir}/tests/lockstep/rv64/", "rv64gc", coveragesim, coverStr, configs)
addTestsByDir(f"{archVerifDir}/tests/lockstep/priv/rv64/", "rv64gc", coveragesim, coverStr, configs)
addTestsByDir(WALLY+"/tests/coverage/", "rv64gc", coveragesim, coverStr, configs)
elif args.fcov: # run tests in lockstep in functional coverage mode
addTestsByDir(f"{archVerifDir}/tests/lockstep/rv32/", "rv32gc", coveragesim, coverStr, configs)
addTestsByDir(f"{archVerifDir}/tests/lockstep/rv64/", "rv64gc", coveragesim, coverStr, configs)
addTestsByDir(f"{archVerifDir}/tests/lockstep/priv/rv32/", "rv32gc", coveragesim, coverStr, configs)
addTestsByDir(f"{archVerifDir}/tests/lockstep/priv/rv64/", "rv64gc", coveragesim, coverStr, configs)
elif args.breker:
addTestsByDir(WALLY+"/tests/breker/work", "breker", "questa", coverStr, configs, brekerMode=1)
elif not args.testfloat:
for sim in sims:
if not (args.buildroot and sim == lockstepsim): # skip short buildroot sim if running long one
addTests(tests_buildrootshort, sim, coverStr, configs)
addTests(standard_tests, sim, coverStr, configs)
# run derivative configurations and lockstep tests in nightly regression
if args.nightly:
addTestsByDir(WALLY+"/tests/coverage", "rv64gc", lockstepsim, coverStr, configs, lockstepMode=1)
addTestsByDir(WALLY+"/tests/riscof/work/wally-riscv-arch-test/rv64i_m", "rv64gc", lockstepsim, coverStr, configs, lockstepMode=1)
addTestsByDir(WALLY+"/tests/riscof/work/wally-riscv-arch-test/rv32i_m", "rv32gc", lockstepsim, coverStr, configs, lockstepMode=1)
addTests(derivconfigtests, defaultsim, coverStr, configs)
# addTests(bpredtests, defaultsim) # This is currently broken in regression due to something related to the new wsim script.
# testfloat tests
if (args.testfloat or args.nightly): # for nightly, run testfloat along with others
testfloatconfigs = ["fdqh_rv64gc", "fdq_rv64gc", "fdh_rv64gc", "fd_rv64gc", "fh_rv64gc", "f_rv64gc", "fdqh_rv32gc", "f_rv32gc"]
for config in testfloatconfigs:
tests = ["div", "sqrt", "add", "sub", "mul", "cvtint", "cvtfp", "fma", "cmp"]
if "f_" in config:
tests.remove("cvtfp")
for test in tests:
sim_log = f"{regressionDir}/{testfloatsim}/logs/{config}_{test}.log"
tc = TestCase(
name=test,
variant=config,
cmd=f"wsim --tb testbench_fp --sim {testfloatsim} {config} {test} > {sim_log}",
grepstr="All Tests completed with 0 errors",
grepfile = sim_log)
configs.append(tc)
for config in testfloatdivconfigs:
# div test case
tests = ["div", "sqrt", "cvtint", "cvtfp"]
if "f_" in config:
tests.remove("cvtfp")
for test in tests:
sim_log = f"{regressionDir}/{testfloatsim}/logs/{config}_{test}.log"
tc = TestCase(
name=test,
variant=config,
cmd=f"wsim --tb testbench_fp --sim {testfloatsim} {config} {test} > {sim_log}",
grepstr="All Tests completed with 0 errors",
grepfile = sim_log)
configs.append(tc)
return configs
def makeDirs(sims):
for sim in sims:
dirs = [f"{regressionDir}/{sim}/wkdir", f"{regressionDir}/{sim}/logs"]
for d in dirs:
shutil.rmtree(d)
os.makedirs(d, exist_ok=True)
def main(args):
sims, coverStr, TIMEOUT_DUR = process_args(args)
configs = selectTests(args, sims, coverStr)
# Scale the number of concurrent processes to the number of test cases, but
# max out at a limited number of concurrent processes to not overwhelm the system
# right now fcov and nightly use Imperas
ImperasDVLicenseCount = 16 if args.fcov or args.nightly else 10000
with Pool(processes=min(len(configs),multiprocessing.cpu_count(), ImperasDVLicenseCount)) as pool:
num_fail = 0
results = {}
for config in configs:
results[config] = pool.apply_async(run_test_case,(config, args.dryrun))
for (config,result) in results.items():
try:
num_fail+=result.get(timeout=TIMEOUT_DUR)
except MPTimeoutError:
pool.terminate()
pool.join()
num_fail+=1
print(f"{bcolors.FAIL}{config.cmd}: Timeout - runtime exceeded {TIMEOUT_DUR} seconds{bcolors.ENDC}")
# Coverage report
if args.ccov:
os.system(f"make -C {regressionDir}/QuestaCodeCoverage")
if args.fcov:
os.system(f"make -C {archVerifDir} merge")
# Count the number of failures
if num_fail:
print(f"{bcolors.FAIL}Regression failed with {num_fail} failed configurations{bcolors.ENDC}")
else:
print(f"{bcolors.OKGREEN}SUCCESS! All tests ran without failures{bcolors.ENDC}")
return num_fail
if __name__ == '__main__':
args = parse_args()
sys.exit(main(args))