Keep tabs and trailing spaces out.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22565 91177308-0d34-0410-b5e6-96231b3b80d8

6 files changed, 59 insertions, 58 deletions

diff --git a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
index b47fc0d..e6d5deb 100644
--- a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
+++ b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
@@ -271,14 +271,14 @@ SDOperand SelectionDAGLegalize::PromoteLegalFP_TO_INT(SDOperand LegalOp,
                                                       bool isSigned) {
   // First step, figure out the appropriate FP_TO*INT operation to use.
   MVT::ValueType NewOutTy = DestVT;
-  
+
   unsigned OpToUse = 0;
-  
+
   // Scan for the appropriate larger type to use.
   while (1) {
     NewOutTy = (MVT::ValueType)(NewOutTy+1);
     assert(MVT::isInteger(NewOutTy) && "Ran out of possibilities!");
-    
+
     // If the target supports FP_TO_SINT returning this type, use it.
     switch (TLI.getOperationAction(ISD::FP_TO_SINT, NewOutTy)) {
     default: break;
@@ -291,7 +291,7 @@ SDOperand SelectionDAGLegalize::PromoteLegalFP_TO_INT(SDOperand LegalOp,
       break;
     }
     if (OpToUse) break;
-    
+
     // If the target supports FP_TO_UINT of this type, use it.
     switch (TLI.getOperationAction(ISD::FP_TO_UINT, NewOutTy)) {
     default: break;
@@ -304,13 +304,13 @@ SDOperand SelectionDAGLegalize::PromoteLegalFP_TO_INT(SDOperand LegalOp,
       break;
     }
     if (OpToUse) break;
-    
+
     // Otherwise, try a larger type.
   }
-  
+
   // Make sure to legalize any nodes we create here in the next pass.
   NeedsAnotherIteration = true;
-  
+
   // Okay, we found the operation and type to use.  Truncate the result of the
   // extended FP_TO_*INT operation to the desired size.
   return DAG.getNode(ISD::TRUNCATE, DestVT,
@@ -1502,7 +1502,7 @@ SDOperand SelectionDAGLegalize::LegalizeOp(SDOperand Op) {
     bool isSigned = Node->getOpcode() == ISD::SINT_TO_FP;
     switch (getTypeAction(Node->getOperand(0).getValueType())) {
     case Legal:
-      switch (TLI.getOperationAction(Node->getOpcode(), 
+      switch (TLI.getOperationAction(Node->getOpcode(),
                                      Node->getOperand(0).getValueType())) {
       default: assert(0 && "Unknown operation action!");
       case TargetLowering::Expand:
@@ -1565,7 +1565,7 @@ SDOperand SelectionDAGLegalize::LegalizeOp(SDOperand Op) {
       break;
     }
     break;
-    
+
   case ISD::FP_TO_SINT:
   case ISD::FP_TO_UINT:
     switch (getTypeAction(Node->getOperand(0).getValueType())) {
@@ -1590,7 +1590,7 @@ SDOperand SelectionDAGLegalize::LegalizeOp(SDOperand Op) {
         NeedsAnotherIteration = true;
         return Result;
       }
-     
+
       if (Tmp1 != Node->getOperand(0))
         Result = DAG.getNode(Node->getOpcode(), Node->getValueType(0), Tmp1);
       break;
@@ -1602,7 +1602,7 @@ SDOperand SelectionDAGLegalize::LegalizeOp(SDOperand Op) {
       break;
     }
     break;
-        
+
   case ISD::ZERO_EXTEND:
   case ISD::SIGN_EXTEND:
   case ISD::FP_EXTEND:
@@ -2785,7 +2785,7 @@ void SelectionDAGLegalize::ExpandOp(SDOperand Op, SDOperand &Lo, SDOperand &Hi){
       case Legal: Op = LegalizeOp(Node->getOperand(0)); break;
       case Promote: Op = PromoteOp(Node->getOperand(0)); break;
       }
-      
+
       Op = TLI.LowerOperation(DAG.getNode(ISD::FP_TO_SINT, VT, Op), DAG);
 
       // Now that the custom expander is done, expand the result, which is still
@@ -2793,12 +2793,13 @@ void SelectionDAGLegalize::ExpandOp(SDOperand Op, SDOperand &Lo, SDOperand &Hi){
       ExpandOp(Op, Lo, Hi);
       break;
     }
-    
+
     if (Node->getOperand(0).getValueType() == MVT::f32)
       Lo = ExpandLibCall("__fixsfdi", Node, Hi);
     else
       Lo = ExpandLibCall("__fixdfdi", Node, Hi);
     break;
+
   case ISD::FP_TO_UINT:
     if (TLI.getOperationAction(ISD::FP_TO_UINT, VT) == TargetLowering::Custom) {
       SDOperand Op = DAG.getNode(ISD::FP_TO_UINT, VT,
@@ -2808,7 +2809,7 @@ void SelectionDAGLegalize::ExpandOp(SDOperand Op, SDOperand &Lo, SDOperand &Hi){
       ExpandOp(TLI.LowerOperation(Op, DAG), Lo, Hi);
       break;
     }
-    
+
     if (Node->getOperand(0).getValueType() == MVT::f32)
       Lo = ExpandLibCall("__fixunssfdi", Node, Hi);
     else
diff --git a/lib/ExecutionEngine/JIT/JITEmitter.cpp b/lib/ExecutionEngine/JIT/JITEmitter.cpp
index d82e545..88a8be4 100644
--- a/lib/ExecutionEngine/JIT/JITEmitter.cpp
+++ b/lib/ExecutionEngine/JIT/JITEmitter.cpp
@@ -65,7 +65,7 @@ namespace {
     inline unsigned char *allocateStub(unsigned StubSize);
     inline unsigned char *allocateConstant(unsigned ConstantSize,
                                            unsigned Alignment);
-    inline unsigned char* allocateGlobal(unsigned Size, 
+    inline unsigned char* allocateGlobal(unsigned Size,
                                          unsigned Alignment);
     inline unsigned char *startFunctionBody();
     inline void endFunctionBody(unsigned char *FunctionEnd);
@@ -373,8 +373,8 @@ void *JITResolver::JITCompilerFn(void *Stub) {
 
   // FIXME: We could rewrite all references to this stub if we knew them.
 
-  // What we will do is set the compiled function address to map to the 
-  // same GOT entry as the stub so that later clients may update the GOT 
+  // What we will do is set the compiled function address to map to the
+  // same GOT entry as the stub so that later clients may update the GOT
   // if they see it still using the stub address.
   // Note: this is done so the Resolver doesn't have to manage GOT memory
   // Do this without allocating map space if the target isn't using a GOT
@@ -548,7 +548,7 @@ void JITEmitter::finishFunction(MachineFunction &F) {
   if(MemMgr.isManagingGOT()) {
     unsigned idx = getJITResolver(this).getGOTIndexForAddr((void*)CurBlock);
     if (((void**)MemMgr.getGOTBase())[idx] != (void*)CurBlock) {
-      DEBUG(std::cerr << "GOT was out of date for " << (void*)CurBlock 
+      DEBUG(std::cerr << "GOT was out of date for " << (void*)CurBlock
             << " pointing at " << ((void**)MemMgr.getGOTBase())[idx] << "\n");
       ((void**)MemMgr.getGOTBase())[idx] = (void*)CurBlock;
     }
diff --git a/lib/Target/Alpha/AlphaJITInfo.cpp b/lib/Target/Alpha/AlphaJITInfo.cpp
index 0f7e4f3..c8b7a67 100644
--- a/lib/Target/Alpha/AlphaJITInfo.cpp
+++ b/lib/Target/Alpha/AlphaJITInfo.cpp
@@ -92,7 +92,7 @@ extern "C" {
       EmitBranchToAt(CameFromStub, Target);
     } else {
       DEBUG(std::cerr << "confused, didn't come from stub at " << CameFromStub
-            << " old jump vector " << oldpv 
+            << " old jump vector " << oldpv
             << " new jump vector " << Target << "\n");
     }
 
@@ -291,7 +291,7 @@ void AlphaJITInfo::relocate(void *Function, MachineRelocation *MR,
       }
       break;
     case Alpha::reloc_bsr: {
-      idx = (((unsigned char*)MR->getResultPointer() - 
+      idx = (((unsigned char*)MR->getResultPointer() -
              (unsigned char*)RelocPos) >> 2) + 1; //skip first 2 inst of fun
       *RelocPos |= (idx & ((1 << 21)-1));
       doCommon = false;
diff --git a/lib/Target/PowerPC/PPCRegisterInfo.cpp b/lib/Target/PowerPC/PPCRegisterInfo.cpp
index 3493fdc..0b6041f 100644
--- a/lib/Target/PowerPC/PPCRegisterInfo.cpp
+++ b/lib/Target/PowerPC/PPCRegisterInfo.cpp
@@ -245,7 +245,7 @@ void PPC32RegisterInfo::emitPrologue(MachineFunction &MF) const {
     NumBytes += MFI->getMaxCallFrameSize();
   }
 
-  // If we are a leaf function, and use up to 224 bytes of stack space, 
+  // If we are a leaf function, and use up to 224 bytes of stack space,
   // and don't have a frame pointer, then we do not need to adjust the stack
   // pointer (we fit in the Red Zone).
   if ((NumBytes == 0) || (NumBytes <= 224 && !hasFP(MF) && !MFI->hasCalls())) {
diff --git a/lib/Target/X86/X86ISelPattern.cpp b/lib/Target/X86/X86ISelPattern.cpp
index 5a23f71..7a06f05 100644
--- a/lib/Target/X86/X86ISelPattern.cpp
+++ b/lib/Target/X86/X86ISelPattern.cpp
@@ -62,7 +62,7 @@ namespace {
       FP_TO_INT16_IN_MEM,
       FP_TO_INT32_IN_MEM,
       FP_TO_INT64_IN_MEM,
-      
+
       /// CALL/TAILCALL - These operations represent an abstract X86 call
       /// instruction, which includes a bunch of information.  In particular the
       /// operands of these node are:
@@ -135,7 +135,7 @@ namespace {
         setOperationAction(ISD::FP_TO_SINT     , MVT::i32  , Custom);
         setOperationAction(ISD::FP_TO_SINT     , MVT::i16  , Custom);
       }
-      
+
       // Handle FP_TO_UINT by promoting the destination to a larger signed
       // conversion.
       setOperationAction(ISD::FP_TO_UINT       , MVT::i1   , Promote);
@@ -147,7 +147,7 @@ namespace {
       // this operation.
       setOperationAction(ISD::FP_TO_SINT       , MVT::i1   , Promote);
       setOperationAction(ISD::FP_TO_SINT       , MVT::i8   , Promote);
-      
+
       setOperationAction(ISD::BRCONDTWOWAY     , MVT::Other, Expand);
       setOperationAction(ISD::MEMMOVE          , MVT::Other, Expand);
       setOperationAction(ISD::SIGN_EXTEND_INREG, MVT::i16  , Expand);
@@ -1008,14 +1008,14 @@ SDOperand X86TargetLowering::LowerOperation(SDOperand Op, SelectionDAG &DAG) {
     case MVT::i32: Opc = X86ISD::FP_TO_INT32_IN_MEM; break;
     case MVT::i64: Opc = X86ISD::FP_TO_INT64_IN_MEM; break;
     }
-    
+
     // Build the FP_TO_INT*_IN_MEM
     std::vector<SDOperand> Ops;
     Ops.push_back(DAG.getEntryNode());
     Ops.push_back(Op.getOperand(0));
     Ops.push_back(StackSlot);
     SDOperand FIST = DAG.getNode(Opc, MVT::Other, Ops);
-    
+
     // Load the result.
     return DAG.getLoad(Op.getValueType(), FIST, StackSlot,
                        DAG.getSrcValue(NULL));
@@ -3308,7 +3308,7 @@ unsigned ISel::SelectExpr(SDOperand N) {
       addFullAddress(BuildMI(BB, X86::FILD64m, 4, Result), AM);
     }
     return Result;
-   
+
   case ISD::EXTLOAD:          // Arbitrarily codegen extloads as MOVZX*
   case ISD::ZEXTLOAD: {
     // Make sure we generate both values.
@@ -4307,7 +4307,7 @@ void ISel::Select(SDOperand N) {
     ExprMap.erase(N);
     SelectExpr(N.getValue(0));
     return;
-    
+
   case X86ISD::FP_TO_INT16_IN_MEM:
   case X86ISD::FP_TO_INT32_IN_MEM:
   case X86ISD::FP_TO_INT64_IN_MEM: {
@@ -4323,24 +4323,24 @@ void ISel::Select(SDOperand N) {
        SelectAddress(N.getOperand(2), AM);
        ValReg = SelectExpr(N.getOperand(1));
      }
-    
+
     // Change the floating point control register to use "round towards zero"
     // mode when truncating to an integer value.
     //
     MachineFunction *F = BB->getParent();
     int CWFrameIdx = F->getFrameInfo()->CreateStackObject(2, 2);
     addFrameReference(BuildMI(BB, X86::FNSTCW16m, 4), CWFrameIdx);
-    
+
     // Load the old value of the high byte of the control word...
     unsigned OldCW = MakeReg(MVT::i16);
     addFrameReference(BuildMI(BB, X86::MOV16rm, 4, OldCW), CWFrameIdx);
-    
+
     // Set the high part to be round to zero...
     addFrameReference(BuildMI(BB, X86::MOV16mi, 5), CWFrameIdx).addImm(0xC7F);
-    
+
     // Reload the modified control word now...
     addFrameReference(BuildMI(BB, X86::FLDCW16m, 4), CWFrameIdx);
-    
+
     // Restore the memory image of control word to original value
     addFrameReference(BuildMI(BB, X86::MOV16mr, 5), CWFrameIdx).addReg(OldCW);
 
@@ -4350,9 +4350,9 @@ void ISel::Select(SDOperand N) {
     case X86ISD::FP_TO_INT32_IN_MEM: Tmp1 = X86::FIST32m; break;
     case X86ISD::FP_TO_INT64_IN_MEM: Tmp1 = X86::FISTP64m; break;
     }
-    
+
     addFullAddress(BuildMI(BB, Tmp1, 5), AM).addReg(ValReg);
-    
+
     // Reload the original control word now.
     addFrameReference(BuildMI(BB, X86::FLDCW16m, 4), CWFrameIdx);
     return;
diff --git a/lib/Transforms/Scalar/LoopStrengthReduce.cpp b/lib/Transforms/Scalar/LoopStrengthReduce.cpp
index 6b8693b..f06cf33 100644
--- a/lib/Transforms/Scalar/LoopStrengthReduce.cpp
+++ b/lib/Transforms/Scalar/LoopStrengthReduce.cpp
@@ -172,7 +172,7 @@ static bool CanReduceSCEV(const SCEVHandle &SH, Loop *L) {
   if (SCEVUnknown *SU = dyn_cast<SCEVUnknown>(AddRec->getOperand(1)))
     if (SU->getValue()->getType()->isUnsigned())
       return true;
-  
+
   // Otherwise, no, we can't handle it yet.
   return false;
 }
@@ -192,7 +192,7 @@ static SCEVHandle GetAdjustedIndex(const SCEVHandle &Idx, uint64_t TySize,
 
   // This index is scaled by the type size being indexed.
   if (TySize != 1)
-    Result = SCEVMulExpr::get(Result, 
+    Result = SCEVMulExpr::get(Result,
                               SCEVConstant::get(ConstantUInt::get(UIntPtrTy,
                                                                   TySize)));
   return Result;
@@ -216,7 +216,7 @@ void LoopStrengthReduce::AnalyzeGetElementPtrUsers(GetElementPtrInst *GEP,
   Value *BasePtr;
   if (Constant *CB = dyn_cast<Constant>(GEP->getOperand(0)))
     BasePtr = ConstantExpr::getCast(CB, UIntPtrTy);
-  else { 
+  else {
     Value *&BP = CastedBasePointers[GEP->getOperand(0)];
     if (BP == 0) {
       BasicBlock::iterator InsertPt;
@@ -321,7 +321,7 @@ void LoopStrengthReduce::AnalyzeGetElementPtrUsers(GetElementPtrInst *GEP,
     DEBUG(std::cerr << "FOUND USER: " << *User
           << "   OF STRIDE: " << *Step << " BASE = " << *Base << "\n");
 
-    
+
     // Okay, we found a user that we cannot reduce.  Analyze the instruction
     // and decide what to do with it.
     IVUsesByStride[Step].addUser(Base, User, GEP);
@@ -351,7 +351,7 @@ bool LoopStrengthReduce::AddUsersIfInteresting(Instruction *I, Loop *L) {
   assert(Step->getType()->isUnsigned() && "Bad step value!");
 
   std::set<GetElementPtrInst*> AnalyzedGEPs;
-  
+
   for (Value::use_iterator UI = I->use_begin(), E = I->use_end(); UI != E;++UI){
     Instruction *User = cast<Instruction>(*UI);
 
@@ -364,12 +364,12 @@ bool LoopStrengthReduce::AddUsersIfInteresting(Instruction *I, Loop *L) {
     if (LI->getLoopFor(User->getParent()) != L)
       continue;
 
-    // Next, see if this user is analyzable itself!    
+    // Next, see if this user is analyzable itself!
     if (!AddUsersIfInteresting(User, L)) {
       if (GetElementPtrInst *GEP = dyn_cast<GetElementPtrInst>(User)) {
         // If this is a getelementptr instruction, figure out what linear
         // expression of induction variable is actually being used.
-        // 
+        //
         if (AnalyzedGEPs.insert(GEP).second)   // Not already analyzed?
           AnalyzeGetElementPtrUsers(GEP, I, L);
       } else {
@@ -426,12 +426,12 @@ void BasedUser::dump() const {
 /// isTargetConstant - Return true if the following can be referenced by the
 /// immediate field of a target instruction.
 static bool isTargetConstant(const SCEVHandle &V) {
-  
+
   // FIXME: Look at the target to decide if &GV is a legal constant immediate.
   if (isa<SCEVConstant>(V)) return true;
-  
+
   return false;     // ENABLE this for x86
-   
+
   if (SCEVUnknown *SU = dyn_cast<SCEVUnknown>(V))
     if (ConstantExpr *CE = dyn_cast<ConstantExpr>(SU->getValue()))
       if (CE->getOpcode() == Instruction::Cast)
@@ -455,7 +455,7 @@ static SCEVHandle GetImmediateValues(SCEVHandle Val, bool isAddress) {
     for (; i != SAE->getNumOperands(); ++i)
       if (isTargetConstant(SAE->getOperand(i))) {
         SCEVHandle ImmVal = SAE->getOperand(i);
-       
+
         // If there are any other immediates that we can handle here, pull them
         // out too.
         for (++i; i != SAE->getNumOperands(); ++i)
@@ -481,8 +481,8 @@ void LoopStrengthReduce::StrengthReduceStridedIVUsers(Value *Stride,
   // eventually emit the object.
   std::vector<std::pair<SCEVHandle, BasedUser> > UsersToProcess;
   UsersToProcess.reserve(Uses.Users.size());
-  
-  SCEVHandle ZeroBase = SCEVUnknown::getIntegerSCEV(0, 
+
+  SCEVHandle ZeroBase = SCEVUnknown::getIntegerSCEV(0,
                                               Uses.Users[0].first->getType());
 
   for (unsigned i = 0, e = Uses.Users.size(); i != e; ++i)
@@ -497,7 +497,7 @@ void LoopStrengthReduce::StrengthReduceStridedIVUsers(Value *Stride,
   for (unsigned i = 0, e = UsersToProcess.size(); i != e; ++i) {
     bool isAddress = isa<LoadInst>(UsersToProcess[i].second.Inst) ||
                      isa<StoreInst>(UsersToProcess[i].second.Inst);
-    UsersToProcess[i].second.Imm = GetImmediateValues(UsersToProcess[i].first, 
+    UsersToProcess[i].second.Imm = GetImmediateValues(UsersToProcess[i].first,
                                                       isAddress);
     UsersToProcess[i].first = SCEV::getMinusSCEV(UsersToProcess[i].first,
                                                  UsersToProcess[i].second.Imm);
@@ -511,14 +511,14 @@ void LoopStrengthReduce::StrengthReduceStridedIVUsers(Value *Stride,
   Instruction *PreInsertPt = Preheader->getTerminator();
   Instruction *PhiInsertBefore = L->getHeader()->begin();
 
-  assert(isa<PHINode>(PhiInsertBefore) && 
+  assert(isa<PHINode>(PhiInsertBefore) &&
          "How could this loop have IV's without any phis?");
   PHINode *SomeLoopPHI = cast<PHINode>(PhiInsertBefore);
   assert(SomeLoopPHI->getNumIncomingValues() == 2 &&
          "This loop isn't canonicalized right");
   BasicBlock *LatchBlock =
    SomeLoopPHI->getIncomingBlock(SomeLoopPHI->getIncomingBlock(0) == Preheader);
-  
+
   // FIXME: This loop needs increasing levels of intelligence.
   // STAGE 0: just emit everything as its own base.  <-- We are here
   // STAGE 1: factor out common vars from bases, and try and push resulting
@@ -534,7 +534,7 @@ void LoopStrengthReduce::StrengthReduceStridedIVUsers(Value *Stride,
     PHINode *NewPHI = new PHINode(ReplacedTy, Replaced->getName()+".str",
                                   PhiInsertBefore);
 
-    // Emit the initial base value into the loop preheader, and add it to the 
+    // Emit the initial base value into the loop preheader, and add it to the
     // Phi node.
     Value *BaseV = Rewriter.expandCodeFor(UsersToProcess.front().first,
                                           PreInsertPt, ReplacedTy);
@@ -552,7 +552,7 @@ void LoopStrengthReduce::StrengthReduceStridedIVUsers(Value *Stride,
 
     // Emit the code to add the immediate offset to the Phi value, just before
     // the instruction that we identified as using this stride and base.
-    // First, empty the SCEVExpander's expression map  so that we are guaranteed 
+    // First, empty the SCEVExpander's expression map  so that we are guaranteed
     // to have the code emitted where we expect it.
     Rewriter.clear();
     SCEVHandle NewValSCEV = SCEVAddExpr::get(SCEVUnknown::get(NewPHI),
@@ -560,16 +560,16 @@ void LoopStrengthReduce::StrengthReduceStridedIVUsers(Value *Stride,
     Value *newVal = Rewriter.expandCodeFor(NewValSCEV,
                                            UsersToProcess.front().second.Inst,
                                            ReplacedTy);
-    
+
     // Replace the use of the operand Value with the new Phi we just created.
-    DEBUG(std::cerr << "REPLACING: " << *Replaced << "IN: " << 
+    DEBUG(std::cerr << "REPLACING: " << *Replaced << "IN: " <<
           *UsersToProcess.front().second.Inst << "WITH: "<< *newVal << '\n');
     UsersToProcess.front().second.Inst->replaceUsesOfWith(Replaced, newVal);
-    
+
     // Mark old value we replaced as possibly dead, so that it is elminated
     // if we just replaced the last use of that value.
     DeadInsts.insert(cast<Instruction>(Replaced));
-    
+
     UsersToProcess.erase(UsersToProcess.begin());
     ++NumReduced;
 
@@ -578,7 +578,7 @@ void LoopStrengthReduce::StrengthReduceStridedIVUsers(Value *Stride,
 
   // IMPORTANT TODO: Figure out how to partition the IV's with this stride, but
   // different starting values, into different PHIs.
-  
+
   // BEFORE writing this, it's probably useful to handle GEP's.
 
   // NOTE: pull all constants together, for REG+IMM addressing, include &GV in