1#*************************************************************************************** 2# Copyright (c) 2024 Beijing Institute of Open Source Chip (BOSC) 3# Copyright (c) 2020-2024 Institute of Computing Technology, Chinese Academy of Sciences 4# Copyright (c) 2020-2021 Peng Cheng Laboratory 5# 6# XiangShan is licensed under Mulan PSL v2. 7# You can use this software according to the terms and conditions of the Mulan PSL v2. 8# You may obtain a copy of Mulan PSL v2 at: 9# http://license.coscl.org.cn/MulanPSL2 10# 11# THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND, 12# EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT, 13# MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE. 14# 15# See the Mulan PSL v2 for more details. 16#*************************************************************************************** 17 18# Simple version of xiangshan python wrapper 19 20import argparse 21import json 22import os 23import random 24import signal 25import subprocess 26import sys 27import time 28import shlex 29import psutil 30 31 32def load_all_gcpt(gcpt_path, json_path): 33 all_gcpt = [] 34 with open(json_path) as f: 35 data = json.load(f) 36 for benchspec in data: 37 for point in data[benchspec]: 38 weight = data[benchspec][point] 39 gcpt = os.path.join(gcpt_path, "_".join([benchspec, point, weight])) 40 bin_dir = os.path.join(gcpt, "0") 41 bin_file = list(os.listdir(bin_dir)) 42 assert(len(bin_file) == 1) 43 bin_path = os.path.join(bin_dir, bin_file[0]) 44 assert(os.path.isfile(bin_path)) 45 all_gcpt.append(bin_path) 46 return all_gcpt 47 48class XSArgs(object): 49 script_path = os.path.realpath(__file__) 50 # default path to the repositories 51 noop_home = os.path.join(os.path.dirname(script_path), "..") 52 nemu_home = os.path.join(noop_home, "../NEMU") 53 am_home = os.path.join(noop_home, "../nexus-am") 54 dramsim3_home = os.path.join(noop_home, "../DRAMsim3") 55 rvtest_home = os.path.join(noop_home, "../riscv-tests") 56 default_wave_home = os.path.join(noop_home, "build") 57 wave_home = default_wave_home 58 59 def __init__(self, args): 60 # all path environment variables that should be set 61 all_path = [ 62 # (python argument, environment variable, default, target function) 63 (None, "NOOP_HOME", self.noop_home, self.set_noop_home), 64 (args.nemu, "NEMU_HOME", self.nemu_home, self.set_nemu_home), 65 (args.am, "AM_HOME", self.am_home, self.set_am_home), 66 (args.dramsim3, "DRAMSIM3_HOME", self.dramsim3_home, self.set_dramsim3_home), 67 (args.rvtest, "RVTEST_HOME", self.rvtest_home, self.set_rvtest_home), 68 ] 69 for (arg_in, env, default, set_func) in all_path: 70 set_func(self.__extract_path(arg_in, env, default)) 71 # Chisel arguments 72 self.enable_log = args.enable_log 73 self.num_cores = args.num_cores 74 # Makefile arguments 75 self.threads = args.threads 76 self.with_dramsim3 = 1 if args.with_dramsim3 else None 77 self.is_release = 1 if args.release else None 78 self.is_spike = "Spike" if args.spike else None 79 self.trace = 1 if args.trace or not args.disable_fork and not args.trace_fst else None 80 self.trace_fst = "fst" if args.trace_fst else None 81 self.config = args.config 82 self.is_mfc = 1 if args.mfc else None 83 self.emu_optimize = args.emu_optimize 84 self.xprop = 1 if args.xprop else None 85 self.with_chiseldb = 0 if args.no_db else None 86 # emu arguments 87 self.max_instr = args.max_instr 88 self.ram_size = args.ram_size 89 self.seed = random.randint(0, 9999) 90 self.numa = args.numa 91 self.diff = args.diff 92 if args.spike and "nemu" in args.diff: 93 self.diff = self.diff.replace("nemu-interpreter", "spike") 94 self.fork = not args.disable_fork 95 self.disable_diff = args.no_diff 96 self.disable_db = args.no_db 97 self.pgo = args.pgo 98 self.pgo_max_cycle = args.pgo_max_cycle 99 self.pgo_emu_args = args.pgo_emu_args 100 self.llvm_profdata = args.llvm_profdata 101 # wave dump path 102 if args.wave_dump is not None: 103 self.set_wave_home(args.wave_dump) 104 else: 105 self.set_wave_home(self.default_wave_home) 106 107 def get_env_variables(self): 108 all_env = { 109 "NOOP_HOME" : self.noop_home, 110 "NEMU_HOME" : self.nemu_home, 111 "WAVE_HOME" : self.wave_home, 112 "AM_HOME" : self.am_home, 113 "DRAMSIM3_HOME": self.dramsim3_home, 114 "MODULEPATH": "/usr/share/Modules/modulefiles:/etc/modulefiles" 115 } 116 return all_env 117 118 def get_chisel_args(self, prefix=None): 119 chisel_args = [ 120 (self.enable_log, "enable-log") 121 ] 122 args = map(lambda x: x[1], filter(lambda arg: arg[0], chisel_args)) 123 if prefix is not None: 124 args = map(lambda x: prefix + x, args) 125 return args 126 127 def get_makefile_args(self): 128 makefile_args = [ 129 (self.threads, "EMU_THREADS"), 130 (self.with_dramsim3, "WITH_DRAMSIM3"), 131 (self.is_release, "RELEASE"), 132 (self.is_spike, "REF"), 133 (self.trace, "EMU_TRACE"), 134 (self.trace_fst, "EMU_TRACE"), 135 (self.config, "CONFIG"), 136 (self.num_cores, "NUM_CORES"), 137 (self.is_mfc, "MFC"), 138 (self.emu_optimize, "EMU_OPTIMIZE"), 139 (self.xprop, "ENABLE_XPROP"), 140 (self.with_chiseldb, "WITH_CHISELDB"), 141 (self.pgo, "PGO_WORKLOAD"), 142 (self.pgo_max_cycle, "PGO_MAX_CYCLE"), 143 (self.pgo_emu_args, "PGO_EMU_ARGS"), 144 (self.llvm_profdata, "LLVM_PROFDATA"), 145 ] 146 args = filter(lambda arg: arg[0] is not None, makefile_args) 147 args = [(shlex.quote(str(arg[0])), arg[1]) for arg in args] # shell escape 148 return args 149 150 def get_emu_args(self): 151 emu_args = [ 152 (self.max_instr, "max-instr"), 153 (self.diff, "diff"), 154 (self.seed, "seed"), 155 (self.ram_size, "ram-size"), 156 ] 157 args = filter(lambda arg: arg[0] is not None, emu_args) 158 return args 159 160 def show(self): 161 print("Extra environment variables:") 162 env = self.get_env_variables() 163 for env_name in env: 164 print(f"{env_name}: {env[env_name]}") 165 print() 166 print("Chisel arguments:") 167 print(" ".join(self.get_chisel_args())) 168 print() 169 print("Makefile arguments:") 170 for val, name in self.get_makefile_args(): 171 print(f"{name}={val}") 172 print() 173 print("emu arguments:") 174 for val, name in self.get_emu_args(): 175 print(f"--{name} {val}") 176 print() 177 178 def __extract_path(self, path, env=None, default=None): 179 if path is None and env is not None: 180 path = os.getenv(env) 181 if path is None and default is not None: 182 path = default 183 path = os.path.realpath(path) 184 return path 185 186 def set_noop_home(self, path): 187 self.noop_home = path 188 189 def set_nemu_home(self, path): 190 self.nemu_home = path 191 192 def set_am_home(self, path): 193 self.am_home = path 194 195 def set_dramsim3_home(self, path): 196 self.dramsim3_home = path 197 198 def set_rvtest_home(self, path): 199 self.rvtest_home = path 200 201 def set_wave_home(self, path): 202 print(f"set wave home to {path}") 203 self.wave_home = path 204 205# XiangShan environment 206class XiangShan(object): 207 def __init__(self, args): 208 self.args = XSArgs(args) 209 self.timeout = args.timeout 210 211 def show(self): 212 self.args.show() 213 214 def make_clean(self): 215 print("Clean up CI workspace") 216 self.show() 217 return_code = self.__exec_cmd(f'make -C $NOOP_HOME clean') 218 return return_code 219 220 def generate_verilog(self): 221 print("Generating XiangShan verilog with the following configurations:") 222 self.show() 223 sim_args = " ".join(self.args.get_chisel_args(prefix="--")) 224 make_args = " ".join(map(lambda arg: f"{arg[1]}={arg[0]}", self.args.get_makefile_args())) 225 return_code = self.__exec_cmd(f'make -C $NOOP_HOME verilog SIM_ARGS="{sim_args}" {make_args}') 226 return return_code 227 228 def generate_sim_verilog(self): 229 print("Generating XiangShan sim-verilog with the following configurations:") 230 self.show() 231 sim_args = " ".join(self.args.get_chisel_args(prefix="--")) 232 make_args = " ".join(map(lambda arg: f"{arg[1]}={arg[0]}", self.args.get_makefile_args())) 233 return_code = self.__exec_cmd(f'make -C $NOOP_HOME sim-verilog SIM_ARGS="{sim_args}" {make_args}') 234 return return_code 235 236 def build_emu(self): 237 print("Building XiangShan emu with the following configurations:") 238 self.show() 239 sim_args = " ".join(self.args.get_chisel_args(prefix="--")) 240 make_args = " ".join(map(lambda arg: f"{arg[1]}={arg[0]}", self.args.get_makefile_args())) 241 return_code = self.__exec_cmd(f'make -C $NOOP_HOME emu -j200 SIM_ARGS="{sim_args}" {make_args}') 242 return return_code 243 244 def build_simv(self): 245 print("Building XiangShan simv with the following configurations") 246 self.show() 247 make_args = " ".join(map(lambda arg: f"{arg[1]}={arg[0]}", self.args.get_makefile_args())) 248 # TODO: make the following commands grouped as unseen scripts 249 return_code = self.__exec_cmd(f'\ 250 eval `/usr/bin/modulecmd zsh load license`;\ 251 eval `/usr/bin/modulecmd zsh load synopsys/vcs/Q-2020.03-SP2`;\ 252 eval `/usr/bin/modulecmd zsh load synopsys/verdi/S-2021.09-SP1`;\ 253 VERDI_HOME=/nfs/tools/synopsys/verdi/S-2021.09-SP1 \ 254 make -C $NOOP_HOME simv {make_args} CONSIDER_FSDB=1') # set CONSIDER_FSDB for compatibility 255 return return_code 256 257 def run_emu(self, workload): 258 print("Running XiangShan emu with the following configurations:") 259 self.show() 260 emu_args = " ".join(map(lambda arg: f"--{arg[1]} {arg[0]}", self.args.get_emu_args())) 261 print("workload:", workload) 262 numa_args = "" 263 if self.args.numa: 264 numa_info = get_free_cores(self.args.threads) 265 numa_args = f"numactl -m {numa_info[0]} -C {numa_info[1]}-{numa_info[2]}" 266 fork_args = "--enable-fork" if self.args.fork else "" 267 diff_args = "--no-diff" if self.args.disable_diff else "" 268 chiseldb_args = "--dump-db" if not self.args.disable_db else "" 269 return_code = self.__exec_cmd(f'ulimit -s {32 * 1024}; {numa_args} $NOOP_HOME/build/emu -i {workload} {emu_args} {fork_args} {diff_args} {chiseldb_args}') 270 return return_code 271 272 def run_simv(self, workload): 273 print("Running XiangShan simv with the following configurations:") 274 self.show() 275 diff_args = "$NOOP_HOME/"+ args.diff 276 assert_args = "-assert finish_maxfail=30 -assert global_finish_maxfail=10000" 277 return_code = self.__exec_cmd(f'cd $NOOP_HOME/build && ./simv +workload={workload} +diff={diff_args} +dump-wave=fsdb {assert_args}') 278 return return_code 279 280 def run(self, args): 281 if args.ci is not None: 282 return self.run_ci(args.ci) 283 if args.ci_vcs is not None: 284 return self.run_ci_vcs(args.ci_vcs) 285 actions = [ 286 (args.generate, lambda _ : self.generate_verilog()), 287 (args.vcs_gen, lambda _ : self.generate_sim_verilog()), 288 (args.build, lambda _ : self.build_emu()), 289 (args.vcs_build, lambda _ : self.build_simv()), 290 (args.workload, lambda args: self.run_emu(args.workload)), 291 (args.clean, lambda _ : self.make_clean()) 292 ] 293 valid_actions = map(lambda act: act[1], filter(lambda act: act[0], actions)) 294 for i, action in enumerate(valid_actions): 295 print(f"Action {i}:") 296 ret = action(args) 297 if ret: 298 return ret 299 return 0 300 301 def __exec_cmd(self, cmd): 302 env = dict(os.environ) 303 env.update(self.args.get_env_variables()) 304 print("subprocess call cmd:", cmd) 305 start = time.time() 306 proc = subprocess.Popen(cmd, shell=True, env=env, preexec_fn=os.setsid) 307 try: 308 return_code = proc.wait(self.timeout) 309 end = time.time() 310 print(f"Elapsed time: {end - start} seconds") 311 return return_code 312 except (KeyboardInterrupt, subprocess.TimeoutExpired): 313 os.killpg(os.getpgid(proc.pid), signal.SIGINT) 314 print(f"KeyboardInterrupt or TimeoutExpired.") 315 return 0 316 317 def __get_ci_cputest(self, name=None): 318 base_dir = os.path.join(self.args.am_home, "tests/cputest/build") 319 cputest = os.listdir(base_dir) 320 cputest = filter(lambda x: x.endswith(".bin"), cputest) 321 cputest = map(lambda x: os.path.join(base_dir, x), cputest) 322 return cputest 323 324 def __get_ci_rvtest(self, name=None): 325 base_dir = os.path.join(self.args.rvtest_home, "isa/build") 326 riscv_tests = os.listdir(base_dir) 327 riscv_tests = filter(lambda x: x.endswith(".bin"), riscv_tests) 328 all_rv_tests = ["rv64ui", "rv64um", "rv64ua", "rv64uf", "rv64ud"] 329 riscv_tests = filter(lambda x: x[:6] in all_rv_tests, riscv_tests) 330 riscv_tests = map(lambda x: os.path.join(base_dir, x), riscv_tests) 331 return riscv_tests 332 333 def __get_ci_misc(self, name=None): 334 base_dir = "/nfs/home/share/ci-workloads" 335 workloads = [ 336 "bitmanip/bitMisc.bin", 337 "crypto/crypto-riscv64-noop.bin", 338 "coremark_rv64gc_o2/coremark-riscv64-xs.bin", 339 "coremark_rv64gc_o3/coremark-riscv64-xs.bin", 340 "coremark_rv64gcb_o3/coremark-riscv64-xs.bin", 341 "ext_intr/amtest-riscv64-xs.bin", 342 "cache-alias/aliastest-riscv64-xs.bin", 343 "Svinval/rv64mi-p-svinval.bin", 344 "pmp/pmp.riscv.bin", 345 "pmp/pmp-am/amtest-riscv64-xs.bin", 346 "pmp/hugepage-pmp-atom/amtest-riscv64-xs.bin", 347 "asid/asid.bin", 348 "isa_misc/xret_clear_mprv.bin", 349 "isa_misc/satp_ppn.bin", 350 "cache-management/softprefetchtest-riscv64-xs.bin" 351 ] 352 misc_tests = map(lambda x: os.path.join(base_dir, x), workloads) 353 return misc_tests 354 355 def __get_ci_mc(self, name=None): 356 base_dir = "/nfs/home/share/ci-workloads" 357 workloads = [ 358 "dualcoretest/ldvio-riscv64-xs.bin" 359 ] 360 mc_tests = map(lambda x: os.path.join(base_dir, x), workloads) 361 return mc_tests 362 363 def __get_ci_nodiff(self, name=None): 364 base_dir = "/nfs/home/share/ci-workloads" 365 workloads = [ 366 "cache-management/cacheoptest-riscv64-xs.bin" 367 ] 368 tests = map(lambda x: os.path.join(base_dir, x), workloads) 369 return tests 370 371 def __am_apps_path(self, bench): 372 filename = f"{bench}-riscv64-noop.bin" 373 return [os.path.join(self.args.am_home, "apps", bench, "build", filename)] 374 375 def __get_ci_workloads(self, name): 376 workloads = { 377 "linux-hello": "bbl.bin", 378 "linux-hello-smp": "bbl.bin", 379 "linux-hello-opensbi": "fw_payload.bin", 380 "linux-hello-smp-opensbi": "fw_payload.bin", 381 "linux-hello-new": "bbl.bin", 382 "linux-hello-smp-new": "bbl.bin", 383 "povray": "_700480000000_.gz", 384 "mcf": "_17520000000_.gz", 385 "xalancbmk": "_266100000000_.gz", 386 "gcc": "_39720000000_.gz", 387 "namd": "_434640000000_.gz", 388 "milc": "_103620000000_.gz", 389 "lbm": "_140840000000_.gz", 390 "gromacs": "_275480000000_.gz", 391 "wrf": "_1916220000000_.gz", 392 "astar": "_122060000000_.gz" 393 } 394 if name in workloads: 395 return [os.path.join("/nfs/home/share/ci-workloads", name, workloads[name])] 396 # select a random SPEC checkpoint 397 assert(name == "random") 398 all_cpt = [ 399 "/nfs-nvme/home/share/checkpoints_profiles/spec06_rv64gcb_o2_20m/take_cpt", 400 "/nfs-nvme/home/share/checkpoints_profiles/spec06_rv64gcb_o3_20m/take_cpt", 401 "/nfs-nvme/home/share/checkpoints_profiles/spec06_rv64gc_o2_20m/take_cpt", 402 "/nfs-nvme/home/share/checkpoints_profiles/spec06_rv64gc_o2_50m/take_cpt", 403 "/nfs-nvme/home/share/checkpoints_profiles/spec17_rv64gcb_o2_20m/take_cpt", 404 "/nfs-nvme/home/share/checkpoints_profiles/spec17_rv64gcb_o3_20m/take_cpt", 405 "/nfs-nvme/home/share/checkpoints_profiles/spec17_rv64gc_o2_50m/take_cpt", 406 "/nfs-nvme/home/share/checkpoints_profiles/spec17_speed_rv64gcb_o3_20m/take_cpt" 407 ] 408 all_json = [ 409 "/nfs-nvme/home/share/checkpoints_profiles/spec06_rv64gcb_o2_20m/json/simpoint_summary.json", 410 "/nfs-nvme/home/share/checkpoints_profiles/spec06_rv64gcb_o3_20m/simpoint_summary.json", 411 "/nfs-nvme/home/share/checkpoints_profiles/spec06_rv64gc_o2_20m/simpoint_summary.json", 412 "/nfs-nvme/home/share/checkpoints_profiles/spec06_rv64gc_o2_50m/simpoint_summary.json", 413 "/nfs-nvme/home/share/checkpoints_profiles/spec17_rv64gcb_o2_20m/simpoint_summary.json", 414 "/nfs-nvme/home/share/checkpoints_profiles/spec17_rv64gcb_o3_20m/simpoint_summary.json", 415 "/nfs-nvme/home/share/checkpoints_profiles/spec17_rv64gc_o2_50m/simpoint_summary.json", 416 "/nfs-nvme/home/share/checkpoints_profiles/spec17_speed_rv64gcb_o3_20m/simpoint_summary.json" 417 ] 418 assert(len(all_cpt) == len(all_json)) 419 cpt_path, json_path = random.choice(list(zip(all_cpt, all_json))) 420 all_gcpt = load_all_gcpt(cpt_path, json_path) 421 return [random.choice(all_gcpt)] 422 423 def run_ci(self, test): 424 all_tests = { 425 "cputest": self.__get_ci_cputest, 426 "riscv-tests": self.__get_ci_rvtest, 427 "misc-tests": self.__get_ci_misc, 428 "mc-tests": self.__get_ci_mc, 429 "nodiff-tests": self.__get_ci_nodiff, 430 "microbench": self.__am_apps_path, 431 "coremark": self.__am_apps_path 432 } 433 for target in all_tests.get(test, self.__get_ci_workloads)(test): 434 print(target) 435 ret = self.run_emu(target) 436 if ret: 437 if self.args.default_wave_home != self.args.wave_home: 438 print("copy wave file to " + self.args.wave_home) 439 self.__exec_cmd(f"cp $NOOP_HOME/build/*.vcd $WAVE_HOME") 440 self.__exec_cmd(f"cp $NOOP_HOME/build/emu $WAVE_HOME") 441 self.__exec_cmd(f"cp $NOOP_HOME/build/rtl/SimTop.v $WAVE_HOME") 442 self.__exec_cmd(f"cp $NOOP_HOME/build/*.db $WAVE_HOME") 443 return ret 444 return 0 445 446 def run_ci_vcs(self, test): 447 all_tests = { 448 "cputest": self.__get_ci_cputest, 449 "riscv-tests": self.__get_ci_rvtest, 450 "misc-tests": self.__get_ci_misc, 451 "mc-tests": self.__get_ci_mc, 452 "nodiff-tests": self.__get_ci_nodiff, 453 "microbench": self.__am_apps_path, 454 "coremark": self.__am_apps_path 455 } 456 for target in all_tests.get(test, self.__get_ci_workloads)(test): 457 print(target) 458 ret = self.run_simv(target) 459 if ret: 460 if self.args.default_wave_home != self.args.wave_home: 461 print("copy wave file to " + self.args.wave_home) 462 self.__exec_cmd(f"cp $NOOP_HOME/build/*.fsdb $WAVE_HOME") 463 self.__exec_cmd(f"cp $NOOP_HOME/build/simv $WAVE_HOME") 464 self.__exec_cmd(f"cp $NOOP_HOME/build/rtl/SimTop.v $WAVE_HOME") 465 self.__exec_cmd(f"cp $NOOP_HOME/build/*.db $WAVE_HOME") 466 return ret 467 return 0 468 469def get_free_cores(n): 470 while True: 471 # To avoid potential conflicts, we allow CI to use SMT. 472 num_logical_core = psutil.cpu_count(logical=False) 473 core_usage = psutil.cpu_percent(interval=1, percpu=True) 474 num_window = num_logical_core // n 475 for i in range(num_window): 476 window_usage = core_usage[i * n : i * n + n] 477 if sum(window_usage) < 30 * n and True not in map(lambda x: x > 90, window_usage): 478 return (((i * n) % 128)// 64, i * n, i * n + n - 1) 479 print(f"No free {n} cores found. CPU usage: {core_usage}\n") 480 481if __name__ == "__main__": 482 parser = argparse.ArgumentParser(description='Python wrapper for XiangShan') 483 parser.add_argument('workload', nargs='?', type=str, default="", 484 help='input workload file in binary format') 485 # actions 486 parser.add_argument('--build', action='store_true', help='build XS emu') 487 parser.add_argument('--generate', action='store_true', help='generate XS verilog') 488 parser.add_argument('--vcs-gen', action='store_true', help='generate XS sim verilog for vcs') 489 parser.add_argument('--vcs-build', action='store_true', help='build XS simv') 490 parser.add_argument('--ci', nargs='?', type=str, const="", help='run CI tests') 491 parser.add_argument('--ci-vcs', nargs='?', type=str, const="", help='run CI tests on simv') 492 parser.add_argument('--clean', action='store_true', help='clean up XiangShan CI workspace') 493 parser.add_argument('--timeout', nargs='?', type=int, default=None, help='timeout (in seconds)') 494 # environment variables 495 parser.add_argument('--nemu', nargs='?', type=str, help='path to nemu') 496 parser.add_argument('--am', nargs='?', type=str, help='path to nexus-am') 497 parser.add_argument('--dramsim3', nargs='?', type=str, help='path to dramsim3') 498 parser.add_argument('--rvtest', nargs='?', type=str, help='path to riscv-tests') 499 parser.add_argument('--wave-dump', nargs='?', type=str , help='path to dump wave') 500 # chisel arguments 501 parser.add_argument('--enable-log', action='store_true', help='enable log') 502 parser.add_argument('--num-cores', type=int, help='number of cores') 503 # makefile arguments 504 parser.add_argument('--release', action='store_true', help='enable release') 505 parser.add_argument('--spike', action='store_true', help='enable spike diff') 506 parser.add_argument('--with-dramsim3', action='store_true', help='enable dramsim3') 507 parser.add_argument('--threads', nargs='?', type=int, help='number of emu threads') 508 parser.add_argument('--trace', action='store_true', help='enable vcd waveform') 509 parser.add_argument('--trace-fst', action='store_true', help='enable fst waveform') 510 parser.add_argument('--config', nargs='?', type=str, help='config') 511 parser.add_argument('--mfc', action='store_true', help='use mfc') 512 parser.add_argument('--emu-optimize', nargs='?', type=str, help='verilator optimization letter') 513 parser.add_argument('--xprop', action='store_true', help='enable xprop for vcs') 514 # emu arguments 515 parser.add_argument('--numa', action='store_true', help='use numactl') 516 parser.add_argument('--diff', nargs='?', default="./ready-to-run/riscv64-nemu-interpreter-so", type=str, help='nemu so') 517 parser.add_argument('--max-instr', nargs='?', type=int, help='max instr') 518 parser.add_argument('--disable-fork', action='store_true', help='disable lightSSS') 519 parser.add_argument('--no-diff', action='store_true', help='disable difftest') 520 parser.add_argument('--ram-size', nargs='?', type=str, help='manually set simulation memory size (8GB by default)') 521 # both makefile and emu arguments 522 parser.add_argument('--no-db', action='store_true', help='disable chiseldb dump') 523 parser.add_argument('--pgo', nargs='?', type=str, help='workload for pgo (null to disable pgo)') 524 parser.add_argument('--pgo-max-cycle', nargs='?', default=400000, type=int, help='maximun cycle to train pgo') 525 parser.add_argument('--pgo-emu-args', nargs='?', default='--no-diff', type=str, help='emu arguments for pgo') 526 parser.add_argument('--llvm-profdata', nargs='?', type=str, help='corresponding llvm-profdata command of clang to compile emu, do not set with GCC') 527 528 args = parser.parse_args() 529 530 xs = XiangShan(args) 531 ret = xs.run(args) 532 533 sys.exit(ret) 534