[llvm-commits] CVS: llvm/lib/Transforms/Utils/SimplifyCFG.cpp

[Chris Lattner]

Changes in directory llvm/lib/Transforms/Utils:

SimplifyCFG.cpp updated: 1.120 -> 1.121
---
Log message:

remove use of Instruction::getNext


---
Diffs of the changes:  (+5 -3)

 SimplifyCFG.cpp |    8 +++++---
 1 files changed, 5 insertions(+), 3 deletions(-)


Index: llvm/lib/Transforms/Utils/SimplifyCFG.cpp
diff -u llvm/lib/Transforms/Utils/SimplifyCFG.cpp:1.120 
llvm/lib/Transforms/Utils/SimplifyCFG.cpp:1.121
--- llvm/lib/Transforms/Utils/SimplifyCFG.cpp:1.120     Sun Apr  1 20:44:59 2007
+++ llvm/lib/Transforms/Utils/SimplifyCFG.cpp   Tue Apr 17 12:47:54 2007
@@ -1447,10 +1447,11 @@
       // predecessor and use logical operations to pick the right destination.
       BasicBlock *TrueDest  = BI->getSuccessor(0);
       BasicBlock *FalseDest = BI->getSuccessor(1);
-      if (Instruction *Cond = dyn_cast<Instruction>(BI->getCondition()))
+      if (Instruction *Cond = dyn_cast<Instruction>(BI->getCondition())) {
+        BasicBlock::iterator CondIt = Cond;
         if ((isa<CmpInst>(Cond) || isa<BinaryOperator>(Cond)) &&
             Cond->getParent() == BB && &BB->front() == Cond &&
-            Cond->getNext() == BI && Cond->hasOneUse() &&
+            &*++CondIt == BI && Cond->hasOneUse() &&
             TrueDest != BB && FalseDest != BB)
           for (pred_iterator PI = pred_begin(BB), E = pred_end(BB); PI!=E; 
++PI)
             if (BranchInst *PBI = dyn_cast<BranchInst>((*PI)->getTerminator()))
@@ -1496,8 +1497,9 @@
                   return SimplifyCFG(BB) | 1;
                 }
               }
+      }
 
-      // Scan predessor blocks for conditional branchs.
+      // Scan predessor blocks for conditional branches.
       for (pred_iterator PI = pred_begin(BB), E = pred_end(BB); PI != E; ++PI)
         if (BranchInst *PBI = dyn_cast<BranchInst>((*PI)->getTerminator()))
           if (PBI != BI && PBI->isConditional()) {



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