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Run an instcombine pass after inlining but before scalarrepl. This allows

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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
This commit is contained in:
Chris Lattner 2007-01-15 07:41:51 +00:00
parent ff9f13a4b2
commit ac98024e5d
1 changed files with 1 additions and 0 deletions
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tools/gccas/gccas.cpp
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@ -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