[llvm-commits] [llvm] r47059 - /llvm/trunk/include/llvm/CodeGen/LiveIntervalAnalysis.h

[Evan Cheng]

Author: evancheng
Date: Wed Feb 13 03:18:16 2008
New Revision: 47059

URL: http://llvm.org/viewvc/llvm-project?rev=47059&view=rev
Log:
Simplify.

Modified:
    llvm/trunk/include/llvm/CodeGen/LiveIntervalAnalysis.h

Modified: llvm/trunk/include/llvm/CodeGen/LiveIntervalAnalysis.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/CodeGen/LiveIntervalAnalysis.h?rev=47059&r1=47058&r2=47059&view=diff

==============================================================================
--- llvm/trunk/include/llvm/CodeGen/LiveIntervalAnalysis.h (original)
+++ llvm/trunk/include/llvm/CodeGen/LiveIntervalAnalysis.h Wed Feb 13 03:18:16 2008
@@ -217,14 +217,14 @@
     /// maps used by register allocator.
     void ReplaceMachineInstrInMaps(MachineInstr *MI, MachineInstr *NewMI) {
       Mi2IndexMap::iterator mi2i = mi2iMap_.find(MI);
-      if (mi2i != mi2iMap_.end()) {
-        i2miMap_[mi2i->second/InstrSlots::NUM] = NewMI;
-        Mi2IndexMap::const_iterator it = mi2iMap_.find(MI);
-        assert(it != mi2iMap_.end() && "Invalid instruction!");
-        unsigned Index = it->second;
-        mi2iMap_.erase(MI);
-        mi2iMap_[NewMI] = Index;
-      }
+      if (mi2i == mi2iMap_.end())
+        return;
+      i2miMap_[mi2i->second/InstrSlots::NUM] = NewMI;
+      Mi2IndexMap::iterator it = mi2iMap_.find(MI);
+      assert(it != mi2iMap_.end() && "Invalid instruction!");
+      unsigned Index = it->second;
+      mi2iMap_.erase(it);
+      mi2iMap_[NewMI] = Index;
     }
 
     BumpPtrAllocator& getVNInfoAllocator() { return VNInfoAllocator; }