[C++11] Replace llvm::next and llvm::prior with std::next and std::prev.

Remove the old functions.

llvm-svn: 202636

1 files changed, 6 insertions, 6 deletions

diff --git a/llvm/lib/CodeGen/PrologEpilogInserter.cpp b/llvm/lib/CodeGen/PrologEpilogInserter.cpp
index f931956..136b1ed 100644
--- a/llvm/lib/CodeGen/PrologEpilogInserter.cpp
+++ b/llvm/lib/CodeGen/PrologEpilogInserter.cpp
@@ -759,14 +759,14 @@ void PEI::replaceFrameIndices(MachineBasicBlock *BB, MachineFunction &Fn,
       SPAdj += Size;
 
       MachineBasicBlock::iterator PrevI = BB->end();
-      if (I != BB->begin()) PrevI = prior(I);
+      if (I != BB->begin()) PrevI = std::prev(I);
       TFI->eliminateCallFramePseudoInstr(Fn, *BB, I);
 
       // Visit the instructions created by eliminateCallFramePseudoInstr().
       if (PrevI == BB->end())
         I = BB->begin();     // The replaced instr was the first in the block.
       else
-        I = llvm::next(PrevI);
+        I = std::next(PrevI);
       continue;
     }
 
@@ -849,9 +849,9 @@ void PEI::scavengeFrameVirtualRegs(MachineFunction &Fn) {
         I = BB->begin();
 
       MachineInstr *MI = I;
-      MachineBasicBlock::iterator J = llvm::next(I);
-      MachineBasicBlock::iterator P = I == BB->begin() ?
-        MachineBasicBlock::iterator(NULL) : llvm::prior(I);
+      MachineBasicBlock::iterator J = std::next(I);
+      MachineBasicBlock::iterator P =
+          I == BB->begin() ? MachineBasicBlock::iterator(NULL) : std::prev(I);
 
       // RS should process this instruction before we might scavenge at this
       // location. This is because we might be replacing a virtual register
@@ -894,7 +894,7 @@ void PEI::scavengeFrameVirtualRegs(MachineFunction &Fn) {
       // spill code will have been inserted in between I and J. This is a
       // problem because we need the spill code before I: Move I to just
       // prior to J.
-      if (I != llvm::prior(J)) {
+      if (I != std::prev(J)) {
         BB->splice(J, BB, I);
 
         // Before we move I, we need to prepare the RS to visit I again.