diff options
| author | Chris Lattner <sabre@nondot.org> | 2007-01-15 07:41:51 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2007-01-15 07:41:51 +0000 |
| commit | ac98024e5d23d07b085c8d6b035b785c16689f10 (patch) | |
| tree | c128b25af344eeb3c02efcec48a485a49d44d319 /tools | |
| parent | ff9f13a4b2b7030b027006e0d970ef059db5c587 (diff) | |
| download | external_llvm-ac98024e5d23d07b085c8d6b035b785c16689f10.zip external_llvm-ac98024e5d23d07b085c8d6b035b785c16689f10.tar.gz external_llvm-ac98024e5d23d07b085c8d6b035b785c16689f10.tar.bz2 | |
Run an instcombine pass after inlining but before scalarrepl. This allows
instcombine to clean up the code, which makes more code suitable for SRoA.
This helps C++ code in particular, e.g. speeding up tramp3d by 31%.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@33235 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/gccas/gccas.cpp | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/tools/gccas/gccas.cpp b/tools/gccas/gccas.cpp index 2d08f36..587a6a8 100644 --- a/tools/gccas/gccas.cpp +++ b/tools/gccas/gccas.cpp @@ -102,6 +102,7 @@ void AddConfiguredTransformationPasses(PassManager &PM) { addPass(PM, createRaisePointerReferencesPass());// Recover type information addPass(PM, createTailDuplicationPass()); // Simplify cfg by copying code + addPass(PM, createInstructionCombiningPass()); // Cleanup for scalarrepl. addPass(PM, createCFGSimplificationPass()); // Merge & remove BBs addPass(PM, createScalarReplAggregatesPass()); // Break up aggregate allocas addPass(PM, createInstructionCombiningPass()); // Combine silly seq's |