diff --git a/llvm/docs/CommandGuide/llvm-lipo.rst b/llvm/docs/CommandGuide/llvm-lipo.rst
--- a/llvm/docs/CommandGuide/llvm-lipo.rst
+++ b/llvm/docs/CommandGuide/llvm-lipo.rst
@@ -18,15 +18,15 @@
 
 .. option:: -help, -h
 
-  Display usage information and exit. 
+  Display usage information and exit.
 
 .. option:: -version
 
-  Display the version of this program. 
+  Display the version of this program.
 
 .. option:: -verify_arch  <architecture 1> [<architecture 2> ...]
 
-  Take a single input file and verify the specified architectures are present in the file. 
+  Take a single input file and verify the specified architectures are present in the file.
   If so then exit with a status of 0 else exit with a status of 1.
 
 .. option:: -archs
@@ -35,6 +35,38 @@
   Each architecture is separated by a single whitespace.
   Unknown architectures are displayed as unknown(CPUtype,CPUsubtype).
 
+.. option:: -info
+
+  Take at least one input file and display the descriptions of each file.
+  The descriptions include the filename and architecture types separated by whitespace.
+  Universal binaries are grouped together first, followed by thin files.
+  Architectures in the fat file: <filename> are: <architectures>
+  Non-fat file: <filename> is architecture: <architecture>
+
+.. option:: -thin
+
+  Take a single universal binary input file and the thin flag followed by an architecture type.
+  Require the output flag to be specified, and output a thin binary of the specified architecture.
+
+.. option:: -create
+
+  Take at least one input file and require the output flag to be specified.
+  Output a universal binary combining the input files.
+
+.. option:: -replace
+
+  Take a single universal binary input file and require the output flag to be specified.
+  The replace flag is followed by an architecture type, and a thin input file.
+  Output a universal binary with the specified architecture slice in the
+  universal binary input replaced with the contents of the thin input file.
+
+.. option:: -segalign
+
+  Additional flag that can be specified with create and replace.
+  The segalign flag is followed by an architecture type, and an alignment.
+  The alignment is a hexadecimal number that is a power of 2.
+  Output a file in which the slice with the specified architecture has the specified alignment.
+
 BUGS
 ----