[llvm-commits] CVS: llvm/lib/CodeGen/LiveVariables.cpp

[Chris Lattner]

Changes in directory llvm/lib/CodeGen:

LiveVariables.cpp updated: 1.37 -> 1.38

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Log message:

Remove the DefBlock element of VarInfo.  DefBlock is always DefInst->getParent()



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Diffs of the changes:  (+4 -4)

Index: llvm/lib/CodeGen/LiveVariables.cpp
diff -u llvm/lib/CodeGen/LiveVariables.cpp:1.37 llvm/lib/CodeGen/LiveVariables.cpp:1.38
--- llvm/lib/CodeGen/LiveVariables.cpp:1.37	Fri Jul  9 11:44:37 2004
+++ llvm/lib/CodeGen/LiveVariables.cpp	Mon Jul 19 01:26:50 2004
@@ -64,7 +64,7 @@
       break;
     }
 
-  if (MBB == VRInfo.DefBlock) return;  // Terminate recursion
+  if (MBB == VRInfo.DefInst->getParent()) return;  // Terminate recursion
 
   if (VRInfo.AliveBlocks.size() <= BBNum)
     VRInfo.AliveBlocks.resize(BBNum+1);  // Make space...
@@ -95,7 +95,8 @@
     assert(VRInfo.Kills[i].first != MBB && "entry should be at end!");
 #endif
 
-  assert(MBB != VRInfo.DefBlock && "Should have kill for defblock!");
+  assert(MBB != VRInfo.DefInst->getParent() && 
+         "Should have kill for defblock!");
 
   // Add a new kill entry for this basic block.
   VRInfo.Kills.push_back(std::make_pair(MBB, MI));
@@ -230,8 +231,7 @@
           if (MRegisterInfo::isVirtualRegister(MO.getReg())) {
             VarInfo &VRInfo = getVarInfo(MO.getReg());
 
-            assert(VRInfo.DefBlock == 0 && "Variable multiply defined!");
-            VRInfo.DefBlock = MBB;                           // Created here...
+            assert(VRInfo.DefInst == 0 && "Variable multiply defined!");
             VRInfo.DefInst = MI;
             VRInfo.Kills.push_back(std::make_pair(MBB, MI)); // Defaults to dead
           } else if (MRegisterInfo::isPhysicalRegister(MO.getReg()) &&