vortex/ci/trace_csv.py

291 lines
12 KiB
Python
Executable file

#!/usr/bin/env python3
# Copyright © 2019-2023
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# 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 argparse
import csv
import re
import inspect
configs = None
def parse_args():
parser = argparse.ArgumentParser(description='CPU trace log to CSV format converter.')
parser.add_argument('-t', '--type', default='simx', help='log type (rtlsim or simx)')
parser.add_argument('-o', '--csv', default='trace.csv', help='Output CSV file')
parser.add_argument('log', help='Input log file')
return parser.parse_args()
def load_config(filename):
config_pattern = r"CONFIGS: num_threads=(\d+), num_warps=(\d+), num_cores=(\d+), num_clusters=(\d+), socket_size=(\d+), local_mem_base=0x([0-9a-fA-F]+), num_barriers=(\d+)"
with open(filename, 'r') as file:
for line in file:
config_match = re.search(config_pattern, line)
if config_match:
config = {
'num_threads': int(config_match.group(1)),
'num_warps': int(config_match.group(2)),
'num_cores': int(config_match.group(3)),
'num_clusters': int(config_match.group(4)),
'socket_size': int(config_match.group(5)),
'local_mem_base': int(config_match.group(6), 16),
'num_barriers': int(config_match.group(7)),
}
return config
print("Error: missing CONFIGS: header")
sys.exit(1)
def parse_simx(log_lines):
pc_pattern = r"PC=(0x[0-9a-fA-F]+)"
instr_pattern = r"Instr (0x[0-9a-fA-F]+):"
opcode_pattern = r"Instr 0x[0-9a-fA-F]+: ([0-9a-zA-Z_\.]+)"
core_id_pattern = r"cid=(\d+)"
warp_id_pattern = r"wid=(\d+)"
tmask_pattern = r"tmask=(\d+)"
operands_pattern = r"Src\d+ Reg: (.+)"
destination_pattern = r"Dest Reg: (.+)"
uuid_pattern = r"#(\d+)"
entries = []
instr_data = None
for lineno, line in enumerate(log_lines, start=1):
try:
if line.startswith("DEBUG Fetch:"):
if instr_data:
entries.append(instr_data)
instr_data = {}
instr_data["lineno"] = lineno
instr_data["PC"] = re.search(pc_pattern, line).group(1)
instr_data["core_id"] = int(re.search(core_id_pattern, line).group(1))
instr_data["warp_id"] = int(re.search(warp_id_pattern, line).group(1))
instr_data["tmask"] = re.search(tmask_pattern, line).group(1)
instr_data["uuid"] = int(re.search(uuid_pattern, line).group(1))
elif line.startswith("DEBUG Instr"):
instr_data["instr"] = re.search(instr_pattern, line).group(1)
instr_data["opcode"] = re.search(opcode_pattern, line).group(1)
elif line.startswith("DEBUG Src"):
src_reg = re.search(operands_pattern, line).group(1)
instr_data["operands"] = (instr_data["operands"] + ', ' + src_reg) if 'operands' in instr_data else src_reg
elif line.startswith("DEBUG Dest"):
instr_data["destination"] = re.search(destination_pattern, line).group(1)
except Exception as e:
print("Error at line {}: {}".format(lineno, e))
instr_data = None
if instr_data:
entries.append(instr_data)
return entries
def reverse_binary(bin_str):
return bin_str[::-1]
def bin_to_array(bin_str):
return [int(bit) for bit in bin_str]
def append_reg(text, value, sep):
if sep:
text += ", "
ivalue = int(value)
if (ivalue >= 32):
text += "f" + str(ivalue % 32)
else:
text += "x" + value
sep = True
return text, sep
def append_value(text, reg, value, tmask_arr, sep):
text, sep = append_reg(text, reg, sep)
text += "={"
for i in range(len(tmask_arr)):
if i != 0:
text += ", "
if tmask_arr[i]:
text += value[i]
else:
text +="-"
text += "}"
return text, sep
def parse_rtlsim(log_lines):
global configs
line_pattern = r"\d+: cluster(\d+)-socket(\d+)-core(\d+)-(decode|issue|commit)"
pc_pattern = r"PC=(0x[0-9a-fA-F]+)"
instr_pattern = r"instr=(0x[0-9a-fA-F]+)"
ex_pattern = r"ex=([a-zA-Z]+)"
op_pattern = r"op=([\?0-9a-zA-Z_\.]+)"
warp_id_pattern = r"wid=(\d+)"
tmask_pattern = r"tmask=(\d+)"
wb_pattern = r"wb=(\d)"
opds_pattern = r"opds=(\d+)"
rd_pattern = r"rd=(\d+)"
rs1_pattern = r"rs1=(\d+)"
rs2_pattern = r"rs2=(\d+)"
rs3_pattern = r"rs3=(\d+)"
rs1_data_pattern = r"rs1_data=\{(.+?)\}"
rs2_data_pattern = r"rs2_data=\{(.+?)\}"
rs3_data_pattern = r"rs3_data=\{(.+?)\}"
rd_data_pattern = r"data=\{(.+?)\}"
eop_pattern = r"eop=(\d)"
uuid_pattern = r"#(\d+)"
entries = []
instr_data = {}
num_cores = configs['num_cores']
socket_size = configs['socket_size']
num_sockets = (num_cores + socket_size - 1) // socket_size
for lineno, line in enumerate(log_lines, start=1):
try:
line_match = re.search(line_pattern, line)
if line_match:
PC = re.search(pc_pattern, line).group(1)
warp_id = int(re.search(warp_id_pattern, line).group(1))
tmask = re.search(tmask_pattern, line).group(1)
uuid = int(re.search(uuid_pattern, line).group(1))
cluster_id = int(line_match.group(1))
socket_id = int(line_match.group(2))
core_id = int(line_match.group(3))
stage = line_match.group(4)
if stage == "decode":
trace = {}
trace["uuid"] = uuid
trace["PC"] = PC
trace["core_id"] = ((((cluster_id * num_sockets) + socket_id) * socket_size) + core_id)
trace["warp_id"] = warp_id
trace["tmask"] = reverse_binary(tmask)
trace["instr"] = re.search(instr_pattern, line).group(1)
trace["opcode"] = re.search(op_pattern, line).group(1)
trace["opds"] = bin_to_array(re.search(opds_pattern, line).group(1))
trace["rd"] = re.search(rd_pattern, line).group(1)
trace["rs1"] = re.search(rs1_pattern, line).group(1)
trace["rs2"] = re.search(rs2_pattern, line).group(1)
trace["rs3"] = re.search(rs3_pattern, line).group(1)
instr_data[uuid] = trace
elif stage == "issue":
if uuid in instr_data:
trace = instr_data[uuid]
trace["lineno"] = lineno
opds = trace["opds"]
if opds[1]:
trace["rs1_data"] = re.search(rs1_data_pattern, line).group(1).split(', ')[::-1]
if opds[2]:
trace["rs2_data"] = re.search(rs2_data_pattern, line).group(1).split(', ')[::-1]
if opds[3]:
trace["rs3_data"] = re.search(rs3_data_pattern, line).group(1).split(', ')[::-1]
trace["issued"] = True
instr_data[uuid] = trace
elif stage == "commit":
if uuid in instr_data:
trace = instr_data[uuid]
if "issued" in trace:
opds = trace["opds"]
dst_tmask_arr = bin_to_array(tmask)[::-1]
wb = re.search(wb_pattern, line).group(1) == "1"
if wb:
rd_data = re.search(rd_data_pattern, line).group(1).split(', ')[::-1]
if 'rd_data' in trace:
merged_rd_data = trace['rd_data']
for i in range(len(dst_tmask_arr)):
if dst_tmask_arr[i] == 1:
merged_rd_data[i] = rd_data[i]
trace['rd_data'] = merged_rd_data
else:
trace['rd_data'] = rd_data
instr_data[uuid] = trace
eop = re.search(eop_pattern, line).group(1) == "1"
if eop:
tmask_arr = bin_to_array(trace["tmask"])
destination = ''
if wb:
destination, sep = append_value(destination, trace["rd"], trace['rd_data'], tmask_arr, False)
del trace['rd_data']
trace["destination"] = destination
operands = ''
sep = False
if opds[1]:
operands, sep = append_value(operands, trace["rs1"], trace["rs1_data"], tmask_arr, sep)
del trace["rs1_data"]
if opds[2]:
operands, sep = append_value(operands, trace["rs2"], trace["rs2_data"], tmask_arr, sep)
del trace["rs2_data"]
if opds[3]:
operands, sep = append_value(operands, trace["rs3"], trace["rs3_data"], tmask_arr, sep)
del trace["rs3_data"]
trace["operands"] = operands
del trace["opds"]
del trace["rd"]
del trace["rs1"]
del trace["rs2"]
del trace["rs3"]
del trace["issued"]
del instr_data[uuid]
entries.append(trace)
except Exception as e:
print("Error at line {}: {}".format(lineno, e))
return entries
def write_csv(sublogs, csv_filename, log_type):
with open(csv_filename, 'w', newline='') as csv_file:
fieldnames = ["uuid", "PC", "opcode", "instr", "core_id", "warp_id", "tmask", "destination", "operands"]
writer = csv.DictWriter(csv_file, fieldnames=fieldnames)
writer.writeheader()
for sublog in sublogs:
entries = None
# parse sublog
if log_type == "rtlsim":
entries = parse_rtlsim(sublog)
elif log_type == "simx":
entries = parse_simx(sublog)
else:
print('Error: invalid log type')
sys.exit()
# sort entries by uuid
entries.sort(key=lambda x: (int(x['uuid'])))
for entry in entries:
del entry['lineno']
for entry in entries:
writer.writerow(entry)
def split_log_file(log_filename):
with open(log_filename, 'r') as log_file:
log_lines = log_file.readlines()
sublogs = []
current_sublog = None
for line in log_lines:
if line.startswith("[VXDRV] START"):
if current_sublog is not None:
sublogs.append(current_sublog)
current_sublog = [line]
elif current_sublog is not None:
current_sublog.append(line)
if current_sublog is not None:
sublogs.append(current_sublog)
else:
sublogs.append(log_lines)
return sublogs
def main():
global configs
args = parse_args()
configs = load_config(args.log)
sublogs = split_log_file(args.log)
write_csv(sublogs, args.csv, args.type)
if __name__ == "__main__":
main()