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-rw-r--r--llvm/docs/CommandGuide/llvm-exegesis.rst9
1 files changed, 8 insertions, 1 deletions
diff --git a/llvm/docs/CommandGuide/llvm-exegesis.rst b/llvm/docs/CommandGuide/llvm-exegesis.rst
index 13ca16a8d7f..29f2cec2688 100644
--- a/llvm/docs/CommandGuide/llvm-exegesis.rst
+++ b/llvm/docs/CommandGuide/llvm-exegesis.rst
@@ -214,10 +214,17 @@ OPTIONS
If non-empty, write inconsistencies found during analysis to this file. `-`
prints to stdout. By default, this analysis is not run.
+.. option:: -analysis-clustering=[dbscan,naive]
+
+ Specify the clustering algorithm to use. By default DBSCAN will be used.
+ Naive clustering algorithm is better for doing further work on the
+ `-analysis-inconsistencies-output-file=` output, it will create one cluster
+ per opcode, and check that the cluster is stable (all points are neighbours).
+
.. option:: -analysis-numpoints=<dbscan numPoints parameter>
Specify the numPoints parameters to be used for DBSCAN clustering
- (`analysis` mode).
+ (`analysis` mode, DBSCAN only).
.. option:: -analysis-clustering-epsilon=<dbscan epsilon parameter>
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