[lit] Move measurement of testing time out of Run.execute

llvm/utils/lit/lit/main.py

@@ -7,6 +7,7 @@ See lit.pod for more information.
 import os
 import platform
 import sys
+import time
 
 import lit.cl_arguments
 import lit.discovery
@@ -85,7 +86,9 @@ def main(builtin_params = {}):
 
     opts.numWorkers = min(len(tests), opts.numWorkers)
 
-    elapsed = run_tests(tests, litConfig, opts, numTotalTests)
+    start = time.time()
+    run_tests(tests, litConfig, opts, numTotalTests)
+    elapsed = time.time() - start
 
     print_summary(tests, elapsed, opts)
 
@@ -192,7 +195,7 @@ def run_tests(tests, litConfig, opts, numTotalTests):
 
     display.print_header()
     try:
-        elapsed = execute_in_tmp_dir(run, litConfig)
+        execute_in_tmp_dir(run, litConfig)
     except KeyboardInterrupt:
         #TODO(yln): should we attempt to cleanup the progress bar here?
         sys.exit(2)
@@ -203,7 +206,6 @@ def run_tests(tests, litConfig, opts, numTotalTests):
     #     display.clear()
 
     display.clear()
-    return elapsed
 
 def execute_in_tmp_dir(run, litConfig):
     # Create a temp directory inside the normal temp directory so that we can
@@ -226,7 +228,7 @@ def execute_in_tmp_dir(run, litConfig):
     # scanning for stale temp directories, and deleting temp directories whose
     # lit process has died.
     try:
-        return run.execute()
+        run.execute()
     finally:
         if tmp_dir:
             try:

llvm/utils/lit/lit/run.py

@@ -1,6 +1,6 @@
 import multiprocessing
-import time
 import os
+import time
 
 import lit.Test
 import lit.util
@@ -51,19 +51,15 @@ class Run(object):
         # Larger timeouts (one year, positive infinity) don't work on Windows.
         one_week = 7 * 24 * 60 * 60  # days * hours * minutes * seconds
         timeout = self.timeout or one_week
+        deadline = time.time() + timeout
 
-        start = time.time()
-        deadline = start + timeout
         self._execute(deadline)
-        end = time.time()
 
         # Mark any tests that weren't run as UNRESOLVED.
         for test in self.tests:
             if test.result is None:
                 test.setResult(lit.Test.Result(lit.Test.UNRESOLVED, '', 0.0))
 
-        return end - start
-
     # TODO(yln): as the comment says.. this is racing with the main thread waiting
     # for results
     def _process_result(self, test, result):