[PATCH] D55268: HowToBuildWithPGO.rst: Fix a few details in the manual steps
Hans Wennborg via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Wed Dec 5 00:39:28 PST 2018
This revision was automatically updated to reflect the committed changes.
Closed by commit rL348342: HowToBuildWithPGO.rst: Fix a few details in the manual steps (authored by hans, committed by ).
Changed prior to commit:
https://reviews.llvm.org/D55268?vs=176632&id=176770#toc
Repository:
rL LLVM
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D55268/new/
https://reviews.llvm.org/D55268
Files:
llvm/trunk/docs/HowToBuildWithPGO.rst
Index: llvm/trunk/docs/HowToBuildWithPGO.rst
===================================================================
--- llvm/trunk/docs/HowToBuildWithPGO.rst
+++ llvm/trunk/docs/HowToBuildWithPGO.rst
@@ -125,12 +125,12 @@
It's recommended to build the ``all`` target with your instrumented Clang,
since more coverage is often better.
- b. You should now have a few ``*.profdata`` files in
+ b. You should now have a few ``*.profraw`` files in
``path/to/stage2/profiles/``. You need to merge these using
``llvm-profdata`` (even if you only have one! The profile merge transforms
profraw into actual profile data, as well). This can be done with
- ``/path/to/stage1/llvm-profdata -merge
- -output=/path/to/output/profdata.prof path/to/stage2/profiles/*.profdata``.
+ ``/path/to/stage1/llvm-profdata merge
+ -output=/path/to/output/profdata.prof path/to/stage2/profiles/*.profraw``.
4. Now, build your final, PGO-optimized Clang. To do this, you'll want to pass
the following additional arguments to CMake.
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