Change the None and NonLocal markers in memdep to be const.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40946 91177308-0d34-0410-b5e6-96231b3b80d8

3 files changed, 8 insertions, 8 deletions

diff --git a/lib/Transforms/Scalar/DeadStoreElimination.cpp b/lib/Transforms/Scalar/DeadStoreElimination.cpp
index 283fcbc97a..8cdccc6827 100644
--- a/lib/Transforms/Scalar/DeadStoreElimination.cpp
+++ b/lib/Transforms/Scalar/DeadStoreElimination.cpp
@@ -121,14 +121,14 @@ bool DSE::runOnBasicBlock(BasicBlock &BB) {
       
     // ... to a pointer that has been stored to before...
     if (last) {
-      Instruction* dep = MD.getDependency(BBI);
+      Instruction* dep = const_cast<Instruction*>(MD.getDependency(BBI));
         
       // ... and no other memory dependencies are between them....
       while (dep != MemoryDependenceAnalysis::None &&
              dep != MemoryDependenceAnalysis::NonLocal &&
              isa<StoreInst>(dep)) {
         if (dep != last) {
-          dep = MD.getDependency(BBI, dep);
+          dep = const_cast<Instruction*>(MD.getDependency(BBI, dep));
           continue;
         }
         
@@ -154,7 +154,7 @@ bool DSE::runOnBasicBlock(BasicBlock &BB) {
     if (FreeInst* F = dyn_cast<FreeInst>(BBI)) {
       if (!deletedStore)
         MadeChange |= handleFreeWithNonTrivialDependency(F,
-                                                         MD.getDependency(F),
+                        const_cast<Instruction*>(MD.getDependency(F)),
                                                          possiblyDead);
       // No known stores after the free
       last = 0;
diff --git a/lib/Transforms/Scalar/GVN.cpp b/lib/Transforms/Scalar/GVN.cpp
index edd11e8e49..b8b58bd003 100644
--- a/lib/Transforms/Scalar/GVN.cpp
+++ b/lib/Transforms/Scalar/GVN.cpp
@@ -803,7 +803,7 @@ bool GVN::processNonLocalLoad(LoadInst* L,
       return false;
     } else if (I->second == MemoryDependenceAnalysis::NonLocal) {
       continue;
-    }else if (StoreInst* S = dyn_cast<StoreInst>(I->second)) {
+    } else if (StoreInst* S = dyn_cast<StoreInst>(I->second)) {
       if (S->getPointerOperand() == L->getPointerOperand())
         repl[I->first] = S->getOperand(0);
       else
@@ -856,7 +856,7 @@ bool GVN::processLoad(LoadInst* L,
   
   // ... to a pointer that has been loaded from before...
   MemoryDependenceAnalysis& MD = getAnalysis<MemoryDependenceAnalysis>();
-  Instruction* dep = MD.getDependency(L);
+  Instruction* dep = const_cast<Instruction*>(MD.getDependency(L));
   if (dep == MemoryDependenceAnalysis::NonLocal &&
       L->getParent() != &L->getParent()->getParent()->getEntryBlock())
     processNonLocalLoad(L, toErase);
@@ -895,7 +895,7 @@ bool GVN::processLoad(LoadInst* L,
         
       break;
     } else {
-      dep = MD.getDependency(L, dep);
+      dep = const_cast<Instruction*>(MD.getDependency(L, dep));
     }
   }
   
diff --git a/lib/Transforms/Scalar/RedundantLoadElimination.cpp b/lib/Transforms/Scalar/RedundantLoadElimination.cpp
index 3b719df4f6..2dace31e30 100644
--- a/lib/Transforms/Scalar/RedundantLoadElimination.cpp
+++ b/lib/Transforms/Scalar/RedundantLoadElimination.cpp
@@ -80,7 +80,7 @@ bool RLE::runOnBasicBlock(BasicBlock &BB) {
       LoadInst*& last = lastLoad[pointer];
       
       // ... to a pointer that has been loaded from before...
-      Instruction* dep = MD.getDependency(BBI);
+      Instruction* dep = const_cast<Instruction*>(MD.getDependency(BBI));
       bool deletedLoad = false;
       
       while (dep != MemoryDependenceAnalysis::None &&
@@ -120,7 +120,7 @@ bool RLE::runOnBasicBlock(BasicBlock &BB) {
             
           break;
         } else {
-          dep = MD.getDependency(BBI, dep);
+          dep = const_cast<Instruction*>(MD.getDependency(BBI, dep));
         }
       }