llvm-symbolizer: add --obj flag to specify a single object file that should be symbolized.
llvm-svn: 197988
diff --git a/llvm/docs/CommandGuide/llvm-symbolizer.rst b/llvm/docs/CommandGuide/llvm-symbolizer.rst
index e03be9b..dfbdb3a 100644
--- a/llvm/docs/CommandGuide/llvm-symbolizer.rst
+++ b/llvm/docs/CommandGuide/llvm-symbolizer.rst
@@ -10,7 +10,9 @@
-----------
:program:`llvm-symbolizer` reads object file names and addresses from standard
-input and prints corresponding source code locations to standard output. This
+input and prints corresponding source code locations to standard output.
+If object file is specified in command line, :program:`llvm-symbolizer` reads
+only addresses from standard input. This
program uses debug info sections and symbol table in the object files.
EXAMPLE
@@ -45,10 +47,22 @@
_main
/tmp/source_x86_64.cc:8
+ $ cat addr2.txt
+ 0x4004f4
+ 0x401000
+ $ llvm-symbolizer -obj=a.out < addr2.txt
+ main
+ /tmp/a.cc:4
+
+ foo(int)
+ /tmp/a.cc:12
OPTIONS
-------
+.. option:: -obj
+ Path to object file to be symbolized.
+
.. option:: -functions
Print function names as well as source file/line locations. Defaults to true.