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Remove unused statistical counter.

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llvm-svn: 132087
This commit is contained in:
Devang Patel 2011-05-25 21:55:40 +00:00
parent 9c19995747
commit 7e814e1e36
1 changed files with 0 additions and 57 deletions
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57
lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
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@ -60,13 +60,6 @@ STATISTIC(NumFastIselBlocks, "Number of blocks selected entirely by fast isel");
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 @@ bool SelectionDAGISel::TryToFoldFastISelLoad(const LoadInst *LI,
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 @@ void SelectionDAGISel::SelectAllBasicBlocks(const Function &Fn) {
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 @@ void SelectionDAGISel::SelectAllBasicBlocks(const Function &Fn) {
}
delete FastIS;
#ifndef NDEBUG
for (MachineFunction::const_iterator MBI = MF->begin(), MBE = MF->end();
MBI != MBE; ++MBI)
CheckLineNumbers(MBI);
#endif
SDB->clearDanglingDebugInfo();
}