[opt-viewer] Include default values in help output

Summary:
Python's argparse module includes a `%(default)s` format specifier that
can be used to print the default value of an option in its help text.
Use this for opt-viewer utilities' `--jobs` arguments.

Reviewers: anemet

Reviewed By: anemet

Subscribers: llvm-commits, fhahn

Differential Revision: https://reviews.llvm.org/D34081

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@305155 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/utils/opt-viewer/opt-diff.py b/utils/opt-viewer/opt-diff.py
index 8c377860653e0646fd9cfcb15eb170587a3e3936..2b5d1bbfabbeca9d337f6812733edd252e5a0922 100755 (executable)
--- a/utils/opt-viewer/opt-diff.py
+++ b/utils/opt-viewer/opt-diff.py
@@ -43,7 +43,7 @@ if __name__ == '__main__':
         '-j',
         default=cpu_count(),
         type=int,
-        help='Max job count (defaults to current CPU count)')
+        help='Max job count (defaults to %(default)s, the current CPU count)')
     parser.add_argument('--output', '-o', default='diff.opt.yaml')
     args = parser.parse_args()
 

diff --git a/utils/opt-viewer/opt-stats.py b/utils/opt-viewer/opt-stats.py
index b22a052a737a1f951dbd776f3e5107a5f7d77466..7ce935b492c580df572993dfd03e54b03acd4940 100755 (executable)
--- a/utils/opt-viewer/opt-stats.py
+++ b/utils/opt-viewer/opt-stats.py
@@ -21,7 +21,7 @@ if __name__ == '__main__':
         '-j',
         default=cpu_count(),
         type=int,
-        help='Max job count (defaults to current CPU count)')
+        help='Max job count (defaults to %(default)s, the current CPU count)')
     args = parser.parse_args()
 
     if len(args.yaml_files) == 0:

diff --git a/utils/opt-viewer/opt-viewer.py b/utils/opt-viewer/opt-viewer.py
index a14aee5f298df2dd0d48b0c94458fc0b69379bce..5e076d86dbe90cf2d4818408ce7a3ae006162f58 100755 (executable)
--- a/utils/opt-viewer/opt-viewer.py
+++ b/utils/opt-viewer/opt-viewer.py
@@ -208,7 +208,7 @@ if __name__ == '__main__':
         '-j',
         default=cpu_count(),
         type=int,
-        help='Max job count (defaults to current CPU count)')
+        help='Max job count (defaults to %(default)s, the current CPU count)')
     parser.add_argument(
         '-source-dir',
         '-s',