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authorChris Lattner <sabre@nondot.org>2008-04-21 04:22:09 +0000
committerChris Lattner <sabre@nondot.org>2008-04-21 04:22:09 +0000
commit2510c3b70f5315533ea31f286b50bd978352e85e (patch)
tree76d7e56e87eaca5d15aa4a47c1bd6cb613c326aa /tools/opt/opt.cpp
parent96c5b2f8c75b10f7e61ad90582d72c500d5c7d2d (diff)
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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/opt.cpp')
-rw-r--r--tools/opt/opt.cpp1
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