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| author | Renato Golin <renato.golin@linaro.org> | 2014-04-02 09:03:43 +0000 |
|---|---|---|
| committer | Renato Golin <renato.golin@linaro.org> | 2014-04-02 09:03:43 +0000 |
| commit | d93295ea56f175127fcc975bdfb72144165a3e0f (patch) | |
| tree | 2c7c612ab135b529c81b7b701a9c0ea7c909bc44 /llvm/lib/Target/ARM/ARMTargetMachine.cpp | |
| parent | 7b8d263998cd4534561150c6f529c3cbc389f3b8 (diff) | |
| download | llvm-d93295ea56f175127fcc975bdfb72144165a3e0f.zip llvm-d93295ea56f175127fcc975bdfb72144165a3e0f.tar.gz llvm-d93295ea56f175127fcc975bdfb72144165a3e0f.tar.bz2 | |
Remove duplicated DMB instructions
ARM specific optimiztion, finding places in ARM machine code where 2 dmbs
follow one another, and eliminating one of them.
Patch by Reinoud Elhorst.
llvm-svn: 205409
Diffstat (limited to 'llvm/lib/Target/ARM/ARMTargetMachine.cpp')
| -rw-r--r-- | llvm/lib/Target/ARM/ARMTargetMachine.cpp | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/llvm/lib/Target/ARM/ARMTargetMachine.cpp b/llvm/lib/Target/ARM/ARMTargetMachine.cpp index 17b7abe..6a6d7ed 100644 --- a/llvm/lib/Target/ARM/ARMTargetMachine.cpp +++ b/llvm/lib/Target/ARM/ARMTargetMachine.cpp @@ -296,6 +296,7 @@ bool ARMPassConfig::addPreEmitPass() { addPass(&UnpackMachineBundlesID); } + addPass(createARMOptimizeBarriersPass()); addPass(createARMConstantIslandPass()); return true; |