More migration to raw_ostream, the water has dried up around the iostream hole.

[oota-llvm.git] / lib / Transforms / Scalar / SCCP.cpp

diff --git a/lib/Transforms/Scalar/SCCP.cpp b/lib/Transforms/Scalar/SCCP.cpp
index 7fa1a08f8ad8c15df2a73566937fdc39bb07dd2e..6b589151cfc3e7839c1f0a4698446796183fa2c2 100644 (file)
--- a/lib/Transforms/Scalar/SCCP.cpp
+++ b/lib/Transforms/Scalar/SCCP.cpp
@@ -37,6 +37,7 @@
 #include "llvm/Support/Debug.h"
 #include "llvm/Support/ErrorHandling.h"
 #include "llvm/Support/InstVisitor.h"
+#include "llvm/Support/raw_ostream.h"
 #include "llvm/ADT/DenseMap.h"
 #include "llvm/ADT/DenseSet.h"
 #include "llvm/ADT/SmallSet.h"
@@ -281,11 +282,11 @@ private:
   // work list so that the users of the instruction are updated later.
   inline void markOverdefined(LatticeVal &IV, Value *V) {
     if (IV.markOverdefined()) {
-      DEBUG(DOUT << "markOverdefined: ";
+      DEBUG(errs() << "markOverdefined: ";
             if (Function *F = dyn_cast<Function>(V))
-              DOUT << "Function '" << F->getName() << "'\n";
+              errs() << "Function '" << F->getName() << "'\n";
             else
-              DOUT << *V);
+              errs() << *V);
       // Only instructions go on the work list
       OverdefinedInstWorkList.push_back(V);
     }
@@ -441,7 +442,7 @@ void SCCPSolver::getFeasibleSuccessors(TerminatorInst &TI,
         Succs[0] = Succs[1] = true;
       } else if (BCValue.isConstant()) {
         // Constant condition variables mean the branch can only go a single way
-        Succs[BCValue.getConstant() == Context->getConstantIntFalse()] = true;
+        Succs[BCValue.getConstant() == Context->getFalse()] = true;
       }
     }
   } else if (isa<InvokeInst>(&TI)) {
@@ -486,7 +487,7 @@ bool SCCPSolver::isEdgeFeasible(BasicBlock *From, BasicBlock *To) {
 
         // Constant condition variables mean the branch can only go a single way
         return BI->getSuccessor(BCValue.getConstant() ==
-                                       Context->getConstantIntFalse()) == To;
+                                       Context->getFalse()) == To;
       }
       return false;
     }
@@ -645,7 +646,7 @@ void SCCPSolver::visitReturnInst(ReturnInst &I) {
       DenseMap<std::pair<Function*, unsigned>, LatticeVal>::iterator
         It = TrackedMultipleRetVals.find(std::make_pair(F, i));
       if (It == TrackedMultipleRetVals.end()) break;
-      if (Value *Val = FindInsertedValue(I.getOperand(0), i, Context))
+      if (Value *Val = FindInsertedValue(I.getOperand(0), i, I.getContext()))
         mergeInValue(It->second, F, getValueState(Val));
     }
   }
@@ -1162,7 +1163,7 @@ void SCCPSolver::visitLoadInst(LoadInst &I) {
       if (GV->isConstant() && GV->hasDefinitiveInitializer())
         if (Constant *V =
              ConstantFoldLoadThroughGEPConstantExpr(GV->getInitializer(), CE,
-                                                    Context)) {
+                                                    *Context)) {
           markConstant(IV, &I, V);
           return;
         }
@@ -1487,7 +1488,7 @@ bool SCCPSolver::ResolvedUndefsIn(Function &F) {
     // as undef, then further analysis could think the undef went another way
     // leading to an inconsistent set of conclusions.
     if (BranchInst *BI = dyn_cast<BranchInst>(TI)) {
-      BI->setCondition(Context->getConstantIntFalse());
+      BI->setCondition(Context->getFalse());
     } else {
       SwitchInst *SI = cast<SwitchInst>(TI);
       SI->setCondition(SI->getCaseValue(1));
@@ -1537,7 +1538,7 @@ FunctionPass *llvm::createSCCPPass() {
 bool SCCP::runOnFunction(Function &F) {
   DOUT << "SCCP on function '" << F.getNameStart() << "'\n";
   SCCPSolver Solver;
-  Solver.setContext(Context);
+  Solver.setContext(&F.getContext());
 
   // Mark the first block of the function as being executable.
   Solver.MarkBlockExecutable(F.begin());
@@ -1577,7 +1578,7 @@ bool SCCP::runOnFunction(Function &F) {
         Instruction *I = Insts.back();
         Insts.pop_back();
         if (!I->use_empty())
-          I->replaceAllUsesWith(Context->getUndef(I->getType()));
+          I->replaceAllUsesWith(F.getContext().getUndef(I->getType()));
         BB->getInstList().erase(I);
         MadeChanges = true;
         ++NumInstRemoved;
@@ -1597,7 +1598,7 @@ bool SCCP::runOnFunction(Function &F) {
           continue;
         
         Constant *Const = IV.isConstant()
-          ? IV.getConstant() : Context->getUndef(Inst->getType());
+          ? IV.getConstant() : F.getContext().getUndef(Inst->getType());
         DOUT << "  Constant: " << *Const << " = " << *Inst;
 
         // Replaces all of the uses of a variable with uses of the constant.
@@ -1662,7 +1663,7 @@ static bool AddressIsTaken(GlobalValue *GV) {
 }
 
 bool IPSCCP::runOnModule(Module &M) {
-  Context = &M.getContext();
+  LLVMContext *Context = &M.getContext();
   
   SCCPSolver Solver;
   Solver.setContext(Context);