From: Devang Patel <dpatel@apple.com>
Date: Wed, 18 May 2011 18:43:31 +0000 (+0000)
Subject: Use IRBuilder while simplifying terminator.
X-Git-Tag: android-x86-6.0-r1~964^2~779
X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=d3372b85e6008d85e30d13172ef0b1646b482b7e;p=android-x86%2Fexternal-llvm.git

Use IRBuilder while simplifying terminator.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@131552 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Transforms/Utils/SimplifyCFG.cpp b/lib/Transforms/Utils/SimplifyCFG.cpp
index bdcb4830936..0e57dc31458 100644
--- a/lib/Transforms/Utils/SimplifyCFG.cpp
+++ b/lib/Transforms/Utils/SimplifyCFG.cpp
@@ -1835,16 +1835,19 @@ static bool SimplifyTerminatorOnSelect(TerminatorInst *OldTerm, Value *Cond,
       Succ->removePredecessor(OldTerm->getParent());
   }
 
+  IRBuilder<> Builder(OldTerm);
+  Builder.SetCurrentDebugLocation(OldTerm->getDebugLoc());
+
   // Insert an appropriate new terminator.
   if ((KeepEdge1 == 0) && (KeepEdge2 == 0)) {
     if (TrueBB == FalseBB)
       // We were only looking for one successor, and it was present.
       // Create an unconditional branch to it.
-      BranchInst::Create(TrueBB, OldTerm);
+      Builder.CreateBr(TrueBB);
     else
       // We found both of the successors we were looking for.
       // Create a conditional branch sharing the condition of the select.
-      BranchInst::Create(TrueBB, FalseBB, Cond, OldTerm);
+      Builder.CreateCondBr(Cond, TrueBB, FalseBB);
   } else if (KeepEdge1 && (KeepEdge2 || TrueBB == FalseBB)) {
     // Neither of the selected blocks were successors, so this
     // terminator must be unreachable.
@@ -1855,10 +1858,10 @@ static bool SimplifyTerminatorOnSelect(TerminatorInst *OldTerm, Value *Cond,
     // the edge to the one that wasn't must be unreachable.
     if (KeepEdge1 == 0)
       // Only TrueBB was found.
-      BranchInst::Create(TrueBB, OldTerm);
+      Builder.CreateBr(TrueBB);
     else
       // Only FalseBB was found.
-      BranchInst::Create(FalseBB, OldTerm);
+      Builder.CreateBr(FalseBB);
   }
 
   EraseTerminatorInstAndDCECond(OldTerm);