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authorXinliang David Li <davidxl@google.com>2017-07-11 20:30:43 +0000
committerXinliang David Li <davidxl@google.com>2017-07-11 20:30:43 +0000
commit801b5319c593250fe4c0cb3e56fa11e29f5f6b19 (patch)
tree23e1cd616569bb2d58be5bcb4df4ee01979c0981 /llvm/docs/CommandGuide/llvm-profdata.rst
parentf84c2fc51aa00c1a1383428afd5818e96b82eafb (diff)
downloadbcm5719-llvm-801b5319c593250fe4c0cb3e56fa11e29f5f6b19.tar.gz
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[ProfileData] Add new option to dump topn hottest functions
Differential Revision: http://reviews.llvm.org/D35155 llvm-svn: 307702
Diffstat (limited to 'llvm/docs/CommandGuide/llvm-profdata.rst')
-rw-r--r--llvm/docs/CommandGuide/llvm-profdata.rst6
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diff --git a/llvm/docs/CommandGuide/llvm-profdata.rst b/llvm/docs/CommandGuide/llvm-profdata.rst
index f7aa8309485..5b6330b5dc4 100644
--- a/llvm/docs/CommandGuide/llvm-profdata.rst
+++ b/llvm/docs/CommandGuide/llvm-profdata.rst
@@ -192,6 +192,12 @@ OPTIONS
information is dumped in a more human readable form (also in text) with
annotations.
+.. option:: -topn=n
+
+ Instruct the profile dumper to show the top ``n`` functions with the
+ hottest basic blocks in the summary section. By default, the topn functions
+ are not dumped.
+
.. option:: -sample
Specify that the input profile is a sample-based profile.
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