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| author | Chris Lattner <sabre@nondot.org> | 2008-04-21 04:22:09 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2008-04-21 04:22:09 +0000 |
| commit | dc303126ff480903c83d393e430bf37302350359 (patch) | |
| tree | 76d7e56e87eaca5d15aa4a47c1bd6cb613c326aa /tools/opt | |
| parent | 195b9328ceaa4cb4e7acc47b44fcf0af88d7ff89 (diff) | |
| download | external_llvm-dc303126ff480903c83d393e430bf37302350359.zip external_llvm-dc303126ff480903c83d393e430bf37302350359.tar.gz external_llvm-dc303126ff480903c83d393e430bf37302350359.tar.bz2 | |
enable jump threading pass by default. This causes no miscompilations
and can significantly shrinkify some code, particularly from C++ land.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@50025 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'tools/opt')
| -rw-r--r-- | tools/opt/opt.cpp | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/tools/opt/opt.cpp b/tools/opt/opt.cpp index ca206cf..4b7dbf5 100644 --- a/tools/opt/opt.cpp +++ b/tools/opt/opt.cpp @@ -267,6 +267,7 @@ void AddStandardCompilePasses(PassManager &PM) { addPass(PM, createTailDuplicationPass()); // Simplify cfg by copying code addPass(PM, createInstructionCombiningPass()); // Cleanup for scalarrepl. + addPass(PM, createJumpThreadingPass()); // Thread jumps. addPass(PM, createCFGSimplificationPass()); // Merge & remove BBs addPass(PM, createScalarReplAggregatesPass()); // Break up aggregate allocas addPass(PM, createInstructionCombiningPass()); // Combine silly seq's |