[llvm-commits] CVS: llvm/include/llvm/CodeGen/LiveVariables.h

[Evan Cheng]

Changes in directory llvm/include/llvm/CodeGen:

LiveVariables.h updated: 1.36 -> 1.37
---
Log message:

Keep track of number of uses within the function per virtual register.

---
Diffs of the changes:  (+5 -1)

 LiveVariables.h |    6 +++++-
 1 files changed, 5 insertions(+), 1 deletion(-)


Index: llvm/include/llvm/CodeGen/LiveVariables.h
diff -u llvm/include/llvm/CodeGen/LiveVariables.h:1.36 llvm/include/llvm/CodeGen/LiveVariables.h:1.37
--- llvm/include/llvm/CodeGen/LiveVariables.h:1.36	Sat Mar 17 04:29:54 2007
+++ llvm/include/llvm/CodeGen/LiveVariables.h	Tue Apr 17 15:22:11 2007
@@ -83,12 +83,16 @@
     /// is a bit set which uses the basic block number as an index.
     BitVector UsedBlocks;
 
+    /// NumUses - Number of uses of this register across the entire function.
+    ///
+    unsigned NumUses;
+
     /// Kills - List of MachineInstruction's which are the last use of this
     /// virtual register (kill it) in their basic block.
     ///
     std::vector<MachineInstr*> Kills;
 
-    VarInfo() : DefInst(0) {}
+    VarInfo() : DefInst(0), NumUses(0) {}
 
     /// removeKill - Delete a kill corresponding to the specified
     /// machine instruction. Returns true if there was a kill