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-rw-r--r--Help/manual/cmake-variables.7.rst1
-rw-r--r--Help/variable/CMAKE_Swift_NUM_THREADS.rst8
2 files changed, 9 insertions, 0 deletions
diff --git a/Help/manual/cmake-variables.7.rst b/Help/manual/cmake-variables.7.rst
index 75ddd5d..e3c2f9f 100644
--- a/Help/manual/cmake-variables.7.rst
+++ b/Help/manual/cmake-variables.7.rst
@@ -98,6 +98,7 @@ Variables that Provide Information
/variable/CMAKE_STATIC_LIBRARY_PREFIX
/variable/CMAKE_STATIC_LIBRARY_SUFFIX
/variable/CMAKE_Swift_MODULE_DIRECTORY
+ /variable/CMAKE_Swift_NUM_THREADS
/variable/CMAKE_TOOLCHAIN_FILE
/variable/CMAKE_TWEAK_VERSION
/variable/CMAKE_VERBOSE_MAKEFILE
diff --git a/Help/variable/CMAKE_Swift_NUM_THREADS.rst b/Help/variable/CMAKE_Swift_NUM_THREADS.rst
new file mode 100644
index 0000000..cb33678
--- /dev/null
+++ b/Help/variable/CMAKE_Swift_NUM_THREADS.rst
@@ -0,0 +1,8 @@
+CMAKE_Swift_NUM_THREADS
+-----------------------
+
+Number of threads for parallel compilation for Swift targets.
+
+This variable controls the number of parallel jobs that the swift driver creates
+for building targets. If not specified, it will default to the number of
+logical CPUs on the host.