llvm-project/clang/test/Driver/check-time-trace-sections.py

35 lines
1.3 KiB
Python

#!/usr/bin/env python
import json, sys, time
def is_inside(range1, range2):
a = range1["ts"]; b = a + range1["dur"]
c = range2["ts"]; d = c + range2["dur"]
return (a >= c and a <= d) and (b >= c and b <= d)
def is_before(range1, range2):
b = range1["ts"] + range1["dur"]; c = range2["ts"]
return b <= c
log_contents = json.loads(sys.stdin.read())
events = log_contents["traceEvents"]
codegens = [event for event in events if event["name"] == "CodeGen Function"]
frontends = [event for event in events if event["name"] == "Frontend"]
backends = [event for event in events if event["name"] == "Backend"]
beginning_of_time = log_contents["beginningOfTime"] / 1000000
seconds_since_epoch = time.time()
# Make sure that the 'beginningOfTime' is not later than now.
if beginning_of_time > seconds_since_epoch:
sys.exit("'beginningOfTime' should represent the absolute time when the "
"process has started")
if not all([any([is_inside(codegen, frontend) for frontend in frontends])
for codegen in codegens]):
sys.exit("Not all CodeGen sections are inside any Frontend section!")
if not all([all([is_before(frontend, backend) for frontend in frontends])
for backend in backends]):
sys.exit("Not all Frontend section are before all Backend sections!")