[llvm-commits] [llvm] r132087 - /llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp

[Devang Patel]

Author: dpatel
Date: Wed May 25 16:55:40 2011
New Revision: 132087

URL: http://llvm.org/viewvc/llvm-project?rev=132087&view=rev
Log:
Remove unused statistical counter.

Modified:
    llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp

Modified: llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp?rev=132087&r1=132086&r2=132087&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp (original)
+++ llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp Wed May 25 16:55:40 2011
@@ -60,13 +60,6 @@
 STATISTIC(NumDAGBlocks, "Number of blocks selected using DAG");
 STATISTIC(NumDAGIselRetries,"Number of times dag isel has to try another path");
 
-#ifndef NDEBUG
-STATISTIC(NumBBWithOutOfOrderLineInfo,
-          "Number of blocks with out of order line number info");
-STATISTIC(NumMBBWithOutOfOrderLineInfo,
-          "Number of machine blocks with out of order line number info");
-#endif
-
 static cl::opt<bool>
 EnableFastISelVerbose("fast-isel-verbose", cl::Hidden,
           cl::desc("Enable verbose messages in the \"fast\" "
@@ -786,48 +779,6 @@
   return FastIS->TryToFoldLoad(User, RI.getOperandNo(), LI);
 }
 
-#ifndef NDEBUG
-/// CheckLineNumbers - Check if basic block instructions follow source order
-/// or not.
-static void CheckLineNumbers(const BasicBlock *BB) {
-  unsigned Line = 0;
-  unsigned Col = 0;
-  for (BasicBlock::const_iterator BI = BB->begin(),
-         BE = BB->end(); BI != BE; ++BI) {
-    const DebugLoc DL = BI->getDebugLoc();
-    if (DL.isUnknown()) continue;
-    unsigned L = DL.getLine();
-    unsigned C = DL.getCol();
-    if (L < Line || (L == Line && C < Col)) {
-      ++NumBBWithOutOfOrderLineInfo;
-      return;
-    }
-    Line = L;
-    Col = C;
-  }
-}
-
-/// CheckLineNumbers - Check if machine basic block instructions follow source
-/// order or not.
-static void CheckLineNumbers(const MachineBasicBlock *MBB) {
-  unsigned Line = 0;
-  unsigned Col = 0;
-  for (MachineBasicBlock::const_iterator MBI = MBB->begin(),
-         MBE = MBB->end(); MBI != MBE; ++MBI) {
-    const DebugLoc DL = MBI->getDebugLoc();
-    if (DL.isUnknown()) continue;
-    unsigned L = DL.getLine();
-    unsigned C = DL.getCol();
-    if (L < Line || (L == Line && C < Col)) {
-      ++NumMBBWithOutOfOrderLineInfo;
-      return;
-    }
-    Line = L;
-    Col = C;
-  }
-}
-#endif
-
 /// isFoldedOrDeadInstruction - Return true if the specified instruction is
 /// side-effect free and is either dead or folded into a generated instruction.
 /// Return false if it needs to be emitted.
@@ -850,9 +801,6 @@
   for (ReversePostOrderTraversal<const Function*>::rpo_iterator
        I = RPOT.begin(), E = RPOT.end(); I != E; ++I) {
     const BasicBlock *LLVMBB = *I;
-#ifndef NDEBUG
-    CheckLineNumbers(LLVMBB);
-#endif
 
     if (OptLevel != CodeGenOpt::None) {
       bool AllPredsVisited = true;
@@ -1014,11 +962,6 @@
   }
 
   delete FastIS;
-#ifndef NDEBUG
-  for (MachineFunction::const_iterator MBI = MF->begin(), MBE = MF->end();
-       MBI != MBE; ++MBI)
-    CheckLineNumbers(MBI);
-#endif
   SDB->clearDanglingDebugInfo();
 }