Short Circuit Evaluation

src/IceTargetLoweringX86BaseImpl.h

Index: src/IceTargetLoweringX86BaseImpl.h
diff --git a/src/IceTargetLoweringX86BaseImpl.h b/src/IceTargetLoweringX86BaseImpl.h
index 1dcb9a3d865dc95f6c107be00c6894838ad0a7dd..3189450b040d6c8c2533cba8dbd6df5634cd34f8 100644
--- a/src/IceTargetLoweringX86BaseImpl.h
+++ b/src/IceTargetLoweringX86BaseImpl.h
@@ -447,6 +447,10 @@ template <typename TraitsType> void TargetX86Base<TraitsType>::translateO2() {
     Func->localCSE();
     Func->dump("After Local CSE");
   }
+  if (getFlags().getEnableShortCircuit()) {
+    Func->shortCircuitJumps();
+    Func->dump("After Short Circuiting");
+  }
 
   if (!getFlags().getEnablePhiEdgeSplit()) {
     // Lower Phi instructions.
@@ -556,6 +560,7 @@ template <typename TraitsType> void TargetX86Base<TraitsType>::translateO2() {
   // particular, no transformations that insert or reorder CfgNodes should be
   // done after branch optimization. We go ahead and do it before nop insertion
   // to reduce the amount of work needed for searching for opportunities.
+

[Jim Stichnoth, 2016/06/27 22:41:59]

I would remove this newline.

[manasijm, 2016/06/27 22:56:32]

Done.

   Func->doBranchOpt();
   Func->dump("After branch optimization");