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(parent: 714313b) | patch
Profile: set branch weight metadata with data generated from profiling.
authorManman Ren <mren@apple.com>
Tue, 28 Aug 2012 22:21:25 +0000 (22:21 +0000)
committerManman Ren <mren@apple.com>
Tue, 28 Aug 2012 22:21:25 +0000 (22:21 +0000)
commitd26200423ee818e54d4088bd0c499caf840d866d
treeebcd7b539baa265749b4e8bd01de29b8b3c2ecbetree | snapshot
parent714313b4828cec98b086b54b356407540aa775c4commit | diff
Profile: set branch weight metadata with data generated from profiling.

This patch implements ProfileDataLoader which loads profile data generated by
-insert-edge-profiling and updates branch weight metadata accordingly.

Patch by Alastair Murray.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162799 91177308-0d34-0410-b5e6-96231b3b80d8
12 files changed:
include/llvm/Analysis/Passes.h diff | blob | history
include/llvm/Analysis/ProfileDataLoader.h [new file with mode: 0644] blob
include/llvm/InitializePasses.h diff | blob | history
include/llvm/LinkAllPasses.h diff | blob | history
lib/Analysis/Analysis.cpp diff | blob | history
lib/Analysis/CMakeLists.txt diff | blob | history
lib/Analysis/ProfileDataLoader.cpp [new file with mode: 0644] blob
lib/Analysis/ProfileDataLoaderPass.cpp [new file with mode: 0644] blob
lib/Analysis/ProfileInfo.cpp diff | blob | history
test/Analysis/Profiling/load-branch-weights-ifs.ll [new file with mode: 0644] blob
test/Analysis/Profiling/load-branch-weights-loops.ll [new file with mode: 0644] blob
test/Analysis/Profiling/load-branch-weights-switches.ll [new file with mode: 0644] blob
C/C++ LLVM-based compilers that forbids OOTA behaviors