improve portability to avoid conflicting with std::next in c++'0x.

Patch by Howard Hinnant!


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@90365 91177308-0d34-0410-b5e6-96231b3b80d8

17 files changed, 37 insertions, 35 deletions

diff --git a/lib/Target/ARM/ARMConstantIslandPass.cpp b/lib/Target/ARM/ARMConstantIslandPass.cpp
index e59a315..acd30d2 100644
--- a/lib/Target/ARM/ARMConstantIslandPass.cpp
+++ b/lib/Target/ARM/ARMConstantIslandPass.cpp
@@ -418,10 +418,10 @@ void ARMConstantIslands::DoInitialPlacement(MachineFunction &MF,
 static bool BBHasFallthrough(MachineBasicBlock *MBB) {
   // Get the next machine basic block in the function.
   MachineFunction::iterator MBBI = MBB;
-  if (next(MBBI) == MBB->getParent()->end())  // Can't fall off end of function.
+  if (llvm::next(MBBI) == MBB->getParent()->end())  // Can't fall off end of function.
     return false;
 
-  MachineBasicBlock *NextBB = next(MBBI);
+  MachineBasicBlock *NextBB = llvm::next(MBBI);
   for (MachineBasicBlock::succ_iterator I = MBB->succ_begin(),
        E = MBB->succ_end(); I != E; ++I)
     if (*I == NextBB)
@@ -760,7 +760,7 @@ MachineBasicBlock *ARMConstantIslands::SplitBlockBeforeInstr(MachineInstr *MI) {
                      CompareMBBNumbers);
   MachineBasicBlock* WaterBB = *IP;
   if (WaterBB == OrigBB)
-    WaterList.insert(next(IP), NewBB);
+    WaterList.insert(llvm::next(IP), NewBB);
   else
     WaterList.insert(IP, OrigBB);
   NewWaterList.insert(OrigBB);
@@ -887,7 +887,7 @@ static bool BBIsJumpedOver(MachineBasicBlock *MBB) {
 
 void ARMConstantIslands::AdjustBBOffsetsAfter(MachineBasicBlock *BB,
                                               int delta) {
-  MachineFunction::iterator MBBI = BB; MBBI = next(MBBI);
+  MachineFunction::iterator MBBI = BB; MBBI = llvm::next(MBBI);
   for(unsigned i = BB->getNumber()+1, e = BB->getParent()->getNumBlockIDs();
       i < e; ++i) {
     BBOffsets[i] += delta;
@@ -929,7 +929,7 @@ void ARMConstantIslands::AdjustBBOffsetsAfter(MachineBasicBlock *BB,
       if (delta==0)
         return;
     }
-    MBBI = next(MBBI);
+    MBBI = llvm::next(MBBI);
   }
 }
 
@@ -1096,7 +1096,7 @@ void ARMConstantIslands::CreateNewWater(unsigned CPUserIndex,
     DEBUG(errs() << "Split at end of block\n");
     if (&UserMBB->back() == UserMI)
       assert(BBHasFallthrough(UserMBB) && "Expected a fallthrough BB!");
-    NewMBB = next(MachineFunction::iterator(UserMBB));
+    NewMBB = llvm::next(MachineFunction::iterator(UserMBB));
     // Add an unconditional branch from UserMBB to fallthrough block.
     // Record it for branch lengthening; this new branch will not get out of
     // range, but if the preceding conditional branch is out of range, the
@@ -1144,7 +1144,7 @@ void ARMConstantIslands::CreateNewWater(unsigned CPUserIndex,
     for (unsigned Offset = UserOffset+TII->GetInstSizeInBytes(UserMI);
          Offset < BaseInsertOffset;
          Offset += TII->GetInstSizeInBytes(MI),
-            MI = next(MI)) {
+            MI = llvm::next(MI)) {
       if (CPUIndex < CPUsers.size() && CPUsers[CPUIndex].MI == MI) {
         CPUser &U = CPUsers[CPUIndex];
         if (!OffsetIsInRange(Offset, EndInsertOffset,
@@ -1204,7 +1204,7 @@ bool ARMConstantIslands::HandleConstantPoolUser(MachineFunction &MF,
       NewWaterList.insert(NewIsland);
     }
     // The new CPE goes before the following block (NewMBB).
-    NewMBB = next(MachineFunction::iterator(WaterBB));
+    NewMBB = llvm::next(MachineFunction::iterator(WaterBB));
 
   } else {
     // No water found.
@@ -1406,7 +1406,7 @@ ARMConstantIslands::FixUpConditionalBr(MachineFunction &MF, ImmBranch &Br) {
 
   NumCBrFixed++;
   if (BMI != MI) {
-    if (next(MachineBasicBlock::iterator(MI)) == prior(MBB->end()) &&
+    if (llvm::next(MachineBasicBlock::iterator(MI)) == prior(MBB->end()) &&
         BMI->getOpcode() == Br.UncondBr) {
       // Last MI in the BB is an unconditional branch. Can we simply invert the
       // condition and swap destinations:
@@ -1433,12 +1433,12 @@ ARMConstantIslands::FixUpConditionalBr(MachineFunction &MF, ImmBranch &Br) {
     // branch to the destination.
     int delta = TII->GetInstSizeInBytes(&MBB->back());
     BBSizes[MBB->getNumber()] -= delta;
-    MachineBasicBlock* SplitBB = next(MachineFunction::iterator(MBB));
+    MachineBasicBlock* SplitBB = llvm::next(MachineFunction::iterator(MBB));
     AdjustBBOffsetsAfter(SplitBB, -delta);
     MBB->back().eraseFromParent();
     // BBOffsets[SplitBB] is wrong temporarily, fixed below
   }
-  MachineBasicBlock *NextBB = next(MachineFunction::iterator(MBB));
+  MachineBasicBlock *NextBB = llvm::next(MachineFunction::iterator(MBB));
 
   DEBUG(errs() << "  Insert B to BB#" << DestBB->getNumber()
                << " also invert condition and change dest. to BB#"
diff --git a/lib/Target/ARM/ARMExpandPseudoInsts.cpp b/lib/Target/ARM/ARMExpandPseudoInsts.cpp
index c929c54..1b8727d 100644
--- a/lib/Target/ARM/ARMExpandPseudoInsts.cpp
+++ b/lib/Target/ARM/ARMExpandPseudoInsts.cpp
@@ -48,7 +48,7 @@ bool ARMExpandPseudo::ExpandMBB(MachineBasicBlock &MBB) {
   MachineBasicBlock::iterator MBBI = MBB.begin(), E = MBB.end();
   while (MBBI != E) {
     MachineInstr &MI = *MBBI;
-    MachineBasicBlock::iterator NMBBI = next(MBBI);
+    MachineBasicBlock::iterator NMBBI = llvm::next(MBBI);
 
     unsigned Opcode = MI.getOpcode();
     switch (Opcode) {
diff --git a/lib/Target/ARM/ARMLoadStoreOptimizer.cpp b/lib/Target/ARM/ARMLoadStoreOptimizer.cpp
index 304d0ef..22bd80e 100644
--- a/lib/Target/ARM/ARMLoadStoreOptimizer.cpp
+++ b/lib/Target/ARM/ARMLoadStoreOptimizer.cpp
@@ -449,7 +449,7 @@ bool ARMLoadStoreOpt::MergeBaseUpdateLSMultiple(MachineBasicBlock &MBB,
     }
 
     if (MBBI != MBB.end()) {
-      MachineBasicBlock::iterator NextMBBI = next(MBBI);
+      MachineBasicBlock::iterator NextMBBI = llvm::next(MBBI);
       if ((Mode == ARM_AM::ia || Mode == ARM_AM::ib) &&
           isMatchingIncrement(NextMBBI, Base, Bytes, 0, Pred, PredReg)) {
         MI->getOperand(1).setImm(ARM_AM::getAM4ModeImm(Mode, true));
@@ -494,7 +494,7 @@ bool ARMLoadStoreOpt::MergeBaseUpdateLSMultiple(MachineBasicBlock &MBB,
     }
 
     if (MBBI != MBB.end()) {
-      MachineBasicBlock::iterator NextMBBI = next(MBBI);
+      MachineBasicBlock::iterator NextMBBI = llvm::next(MBBI);
       if (Mode == ARM_AM::ia &&
           isMatchingIncrement(NextMBBI, Base, Bytes, 0, Pred, PredReg)) {
         MI->getOperand(1).setImm(ARM_AM::getAM5Opc(ARM_AM::ia, true, Offset));
@@ -604,7 +604,7 @@ bool ARMLoadStoreOpt::MergeBaseUpdateLoadStore(MachineBasicBlock &MBB,
   }
 
   if (!DoMerge && MBBI != MBB.end()) {
-    MachineBasicBlock::iterator NextMBBI = next(MBBI);
+    MachineBasicBlock::iterator NextMBBI = llvm::next(MBBI);
     if (!isAM5 &&
         isMatchingDecrement(NextMBBI, Base, Bytes, Limit, Pred, PredReg)) {
       DoMerge = true;
diff --git a/lib/Target/ARM/NEONMoveFix.cpp b/lib/Target/ARM/NEONMoveFix.cpp
index 50abcf4..3c0414d 100644
--- a/lib/Target/ARM/NEONMoveFix.cpp
+++ b/lib/Target/ARM/NEONMoveFix.cpp
@@ -51,7 +51,7 @@ bool NEONMoveFixPass::InsertMoves(MachineBasicBlock &MBB) {
   MachineBasicBlock::iterator MII = MBB.begin(), E = MBB.end();
   MachineBasicBlock::iterator NextMII;
   for (; MII != E; MII = NextMII) {
-    NextMII = next(MII);
+    NextMII = llvm::next(MII);
     MachineInstr *MI = &*MII;
 
     if (MI->getOpcode() == ARM::VMOVD &&
diff --git a/lib/Target/ARM/NEONPreAllocPass.cpp b/lib/Target/ARM/NEONPreAllocPass.cpp
index 206677b..d9942c8 100644
--- a/lib/Target/ARM/NEONPreAllocPass.cpp
+++ b/lib/Target/ARM/NEONPreAllocPass.cpp
@@ -338,7 +338,7 @@ bool NEONPreAllocPass::PreAllocNEONRegisters(MachineBasicBlock &MBB) {
     if (!isNEONMultiRegOp(MI->getOpcode(), FirstOpnd, NumRegs, Offset, Stride))
       continue;
 
-    MachineBasicBlock::iterator NextI = next(MBBI);
+    MachineBasicBlock::iterator NextI = llvm::next(MBBI);
     for (unsigned R = 0; R < NumRegs; ++R) {
       MachineOperand &MO = MI->getOperand(FirstOpnd + R);
       assert(MO.isReg() && MO.getSubReg() == 0 && "unexpected operand");
diff --git a/lib/Target/ARM/Thumb1RegisterInfo.cpp b/lib/Target/ARM/Thumb1RegisterInfo.cpp
index 37adf37..9f3816a 100644
--- a/lib/Target/ARM/Thumb1RegisterInfo.cpp
+++ b/lib/Target/ARM/Thumb1RegisterInfo.cpp
@@ -528,7 +528,7 @@ Thumb1RegisterInfo::eliminateFrameIndex(MachineBasicBlock::iterator II,
         MI.getOperand(i+1).ChangeToImmediate(Mask);
       }
       Offset = (Offset - Mask * Scale);
-      MachineBasicBlock::iterator NII = next(II);
+      MachineBasicBlock::iterator NII = llvm::next(II);
       emitThumbRegPlusImmediate(MBB, NII, DestReg, DestReg, Offset, TII,
                                 *this, dl);
     } else {
diff --git a/lib/Target/ARM/Thumb2SizeReduction.cpp b/lib/Target/ARM/Thumb2SizeReduction.cpp
index b2fd7b3..35359aa 100644
--- a/lib/Target/ARM/Thumb2SizeReduction.cpp
+++ b/lib/Target/ARM/Thumb2SizeReduction.cpp
@@ -649,7 +649,7 @@ bool Thumb2SizeReduce::ReduceMBB(MachineBasicBlock &MBB) {
   MachineBasicBlock::iterator MII = MBB.begin(), E = MBB.end();
   MachineBasicBlock::iterator NextMII;
   for (; MII != E; MII = NextMII) {
-    NextMII = next(MII);
+    NextMII = llvm::next(MII);
 
     MachineInstr *MI = &*MII;
     LiveCPSR = UpdateCPSRUse(*MI, LiveCPSR);
diff --git a/lib/Target/CBackend/CBackend.cpp b/lib/Target/CBackend/CBackend.cpp
index 9e4fe27..a52ca79 100644
--- a/lib/Target/CBackend/CBackend.cpp
+++ b/lib/Target/CBackend/CBackend.cpp
@@ -2573,7 +2573,7 @@ void CWriter::visitSwitchInst(SwitchInst &SI) {
     BasicBlock *Succ = cast<BasicBlock>(SI.getOperand(i+1));
     printPHICopiesForSuccessor (SI.getParent(), Succ, 2);
     printBranchToBlock(SI.getParent(), Succ, 2);
-    if (Function::iterator(Succ) == next(Function::iterator(SI.getParent())))
+    if (Function::iterator(Succ) == llvm::next(Function::iterator(SI.getParent())))
       Out << "    break;\n";
   }
   Out << "  }\n";
@@ -2593,7 +2593,7 @@ bool CWriter::isGotoCodeNecessary(BasicBlock *From, BasicBlock *To) {
   /// FIXME: This should be reenabled, but loop reordering safe!!
   return true;
 
-  if (next(Function::iterator(From)) != Function::iterator(To))
+  if (llvm::next(Function::iterator(From)) != Function::iterator(To))
     return true;  // Not the direct successor, we need a goto.
 
   //isa<SwitchInst>(From->getTerminator())
diff --git a/lib/Target/MSP430/MSP430InstrInfo.cpp b/lib/Target/MSP430/MSP430InstrInfo.cpp
index b2f09c7..ee7001f 100644
--- a/lib/Target/MSP430/MSP430InstrInfo.cpp
+++ b/lib/Target/MSP430/MSP430InstrInfo.cpp
@@ -270,8 +270,8 @@ bool MSP430InstrInfo::AnalyzeBranch(MachineBasicBlock &MBB,
       }
 
       // If the block has any instructions after a JMP, delete them.
-      while (next(I) != MBB.end())
-        next(I)->eraseFromParent();
+      while (llvm::next(I) != MBB.end())
+        llvm::next(I)->eraseFromParent();
       Cond.clear();
       FBB = 0;
 
diff --git a/lib/Target/MSP430/MSP430RegisterInfo.cpp b/lib/Target/MSP430/MSP430RegisterInfo.cpp
index 92baad9..7178440 100644
--- a/lib/Target/MSP430/MSP430RegisterInfo.cpp
+++ b/lib/Target/MSP430/MSP430RegisterInfo.cpp
@@ -193,10 +193,10 @@ MSP430RegisterInfo::eliminateFrameIndex(MachineBasicBlock::iterator II,
     // We need to materialize the offset via add instruction.
     unsigned DstReg = MI.getOperand(0).getReg();
     if (Offset < 0)
-      BuildMI(MBB, next(II), dl, TII.get(MSP430::SUB16ri), DstReg)
+      BuildMI(MBB, llvm::next(II), dl, TII.get(MSP430::SUB16ri), DstReg)
         .addReg(DstReg).addImm(-Offset);
     else
-      BuildMI(MBB, next(II), dl, TII.get(MSP430::ADD16ri), DstReg)
+      BuildMI(MBB, llvm::next(II), dl, TII.get(MSP430::ADD16ri), DstReg)
         .addReg(DstReg).addImm(Offset);
 
     return 0;
@@ -251,7 +251,7 @@ void MSP430RegisterInfo::emitPrologue(MachineFunction &MF) const {
       .addReg(MSP430::SPW);
 
     // Mark the FramePtr as live-in in every block except the entry.
-    for (MachineFunction::iterator I = next(MF.begin()), E = MF.end();
+    for (MachineFunction::iterator I = llvm::next(MF.begin()), E = MF.end();
          I != E; ++I)
       I->addLiveIn(MSP430::FPW);
 
diff --git a/lib/Target/SystemZ/SystemZInstrInfo.cpp b/lib/Target/SystemZ/SystemZInstrInfo.cpp
index d82d928..d711d81 100644
--- a/lib/Target/SystemZ/SystemZInstrInfo.cpp
+++ b/lib/Target/SystemZ/SystemZInstrInfo.cpp
@@ -454,8 +454,8 @@ bool SystemZInstrInfo::AnalyzeBranch(MachineBasicBlock &MBB,
       }
 
       // If the block has any instructions after a JMP, delete them.
-      while (next(I) != MBB.end())
-        next(I)->eraseFromParent();
+      while (llvm::next(I) != MBB.end())
+        llvm::next(I)->eraseFromParent();
       Cond.clear();
       FBB = 0;
 
diff --git a/lib/Target/SystemZ/SystemZRegisterInfo.cpp b/lib/Target/SystemZ/SystemZRegisterInfo.cpp
index 4d1c01f..1318195 100644
--- a/lib/Target/SystemZ/SystemZRegisterInfo.cpp
+++ b/lib/Target/SystemZ/SystemZRegisterInfo.cpp
@@ -247,7 +247,7 @@ void SystemZRegisterInfo::emitPrologue(MachineFunction &MF) const {
       .addReg(SystemZ::R15D);
 
     // Mark the FramePtr as live-in in every block except the entry.
-    for (MachineFunction::iterator I = next(MF.begin()), E = MF.end();
+    for (MachineFunction::iterator I = llvm::next(MF.begin()), E = MF.end();
          I != E; ++I)
       I->addLiveIn(SystemZ::R11D);
 
diff --git a/lib/Target/TargetData.cpp b/lib/Target/TargetData.cpp
index ec00f9e..a4b58a0 100644
--- a/lib/Target/TargetData.cpp
+++ b/lib/Target/TargetData.cpp
@@ -29,6 +29,7 @@
 #include "llvm/ADT/DenseMap.h"
 #include <algorithm>
 #include <cstdlib>
+#include <ostream>
 using namespace llvm;
 
 // Handle the Pass registration stuff necessary to use TargetData's.
diff --git a/lib/Target/X86/X86COFFMachineModuleInfo.h b/lib/Target/X86/X86COFFMachineModuleInfo.h
index afd5525..1bd31b8 100644
--- a/lib/Target/X86/X86COFFMachineModuleInfo.h
+++ b/lib/Target/X86/X86COFFMachineModuleInfo.h
@@ -16,6 +16,7 @@
 
 #include "llvm/CodeGen/MachineModuleInfo.h"
 #include "llvm/ADT/StringSet.h"
+#include "X86MachinefunctionInfo.h"
 
 namespace llvm {
   class X86MachineFunctionInfo;
diff --git a/lib/Target/X86/X86FloatingPoint.cpp b/lib/Target/X86/X86FloatingPoint.cpp
index a2fe9b0..044bd4b 100644
--- a/lib/Target/X86/X86FloatingPoint.cpp
+++ b/lib/Target/X86/X86FloatingPoint.cpp
@@ -289,7 +289,7 @@ bool FPS::processBasicBlock(MachineFunction &MF, MachineBasicBlock &BB) {
         while (Start != BB.begin() && prior(Start) != PrevI) --Start;
         errs() << "Inserted instructions:\n\t";
         Start->print(errs(), &MF.getTarget());
-        while (++Start != next(I)) {}
+        while (++Start != llvm::next(I)) {}
       }
       dumpStack();
     );
diff --git a/lib/Target/X86/X86InstrInfo.cpp b/lib/Target/X86/X86InstrInfo.cpp
index a37013d..d503da3 100644
--- a/lib/Target/X86/X86InstrInfo.cpp
+++ b/lib/Target/X86/X86InstrInfo.cpp
@@ -1587,8 +1587,8 @@ bool X86InstrInfo::AnalyzeBranch(MachineBasicBlock &MBB,
       }
 
       // If the block has any instructions after a JMP, delete them.
-      while (next(I) != MBB.end())
-        next(I)->eraseFromParent();
+      while (llvm::next(I) != MBB.end())
+        llvm::next(I)->eraseFromParent();
       Cond.clear();
       FBB = 0;
       // Delete the JMP if it's equivalent to a fall-through.
diff --git a/lib/Target/X86/X86RegisterInfo.cpp b/lib/Target/X86/X86RegisterInfo.cpp
index 9ef50c9..d96aafd 100644
--- a/lib/Target/X86/X86RegisterInfo.cpp
+++ b/lib/Target/X86/X86RegisterInfo.cpp
@@ -723,7 +723,7 @@ void mergeSPUpdatesDown(MachineBasicBlock &MBB,
 
   if (MBBI == MBB.end()) return;
 
-  MachineBasicBlock::iterator NI = next(MBBI);
+  MachineBasicBlock::iterator NI = llvm::next(MBBI);
   if (NI == MBB.end()) return;
 
   unsigned Opc = NI->getOpcode();
@@ -757,7 +757,7 @@ static int mergeSPUpdates(MachineBasicBlock &MBB,
     return 0;
 
   MachineBasicBlock::iterator PI = doMergeWithPrevious ? prior(MBBI) : MBBI;
-  MachineBasicBlock::iterator NI = doMergeWithPrevious ? 0 : next(MBBI);
+  MachineBasicBlock::iterator NI = doMergeWithPrevious ? 0 : llvm::next(MBBI);
   unsigned Opc = PI->getOpcode();
   int Offset = 0;
 
@@ -983,7 +983,7 @@ void X86RegisterInfo::emitPrologue(MachineFunction &MF) const {
     }
 
     // Mark the FramePtr as live-in in every block except the entry.
-    for (MachineFunction::iterator I = next(MF.begin()), E = MF.end();
+    for (MachineFunction::iterator I = llvm::next(MF.begin()), E = MF.end();
          I != E; ++I)
       I->addLiveIn(FramePtr);