From: Yan Wang <[email protected]>

Jump threading pass could optimize the connection between LLVM
basic blocks of the function and provide the chance to merge and
remove unnecessary basic blocks to reduce the compilation time and
ASM code size.

Signed-off-by: Yan Wang <[email protected]>
---
 backend/src/llvm/llvm_to_gen.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/backend/src/llvm/llvm_to_gen.cpp b/backend/src/llvm/llvm_to_gen.cpp
index 42f24b3..e108810 100644
--- a/backend/src/llvm/llvm_to_gen.cpp
+++ b/backend/src/llvm/llvm_to_gen.cpp
@@ -214,7 +214,7 @@ namespace gbe
     // Run instcombine after redundancy elimination to exploit opportunities
     // opened up by them.
     MPM.add(createInstructionCombiningPass());
-    //MPM.add(createJumpThreadingPass());         // Thread jumps
+    MPM.add(createJumpThreadingPass());         // Thread jumps
     MPM.add(createCorrelatedValuePropagationPass());
     MPM.add(createDeadStoreEliminationPass());  // Delete dead stores
     MPM.add(createAggressiveDCEPass());         // Delete dead instructions
-- 
2.7.4

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