diff options
Diffstat (limited to 'lib/Analysis/ScalarEvolutionExpander.cpp')
-rw-r--r-- | lib/Analysis/ScalarEvolutionExpander.cpp | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/lib/Analysis/ScalarEvolutionExpander.cpp b/lib/Analysis/ScalarEvolutionExpander.cpp index c88c781195..c8c683cb3f 100644 --- a/lib/Analysis/ScalarEvolutionExpander.cpp +++ b/lib/Analysis/ScalarEvolutionExpander.cpp @@ -93,18 +93,17 @@ Value *SCEVExpander::InsertBinop(Instruction::BinaryOps Opcode, Value *LHS, } Value *SCEVExpander::visitMulExpr(SCEVMulExpr *S) { - const Type *Ty = S->getType(); int FirstOp = 0; // Set if we should emit a subtract. if (SCEVConstant *SC = dyn_cast<SCEVConstant>(S->getOperand(0))) if (SC->getValue()->isAllOnesValue()) FirstOp = 1; int i = S->getNumOperands()-2; - Value *V = expandInTy(S->getOperand(i+1), Ty); + Value *V = expand(S->getOperand(i+1)); // Emit a bunch of multiply instructions for (; i >= FirstOp; --i) - V = InsertBinop(Instruction::Mul, V, expandInTy(S->getOperand(i), Ty), + V = InsertBinop(Instruction::Mul, V, expand(S->getOperand(i)), InsertPt); // -1 * ... ---> 0 - ... if (FirstOp == 1) @@ -122,10 +121,10 @@ Value *SCEVExpander::visitAddRecExpr(SCEVAddRecExpr *S) { // {X,+,F} --> X + {0,+,F} if (!isa<SCEVConstant>(S->getStart()) || !cast<SCEVConstant>(S->getStart())->getValue()->isZero()) { - Value *Start = expandInTy(S->getStart(), Ty); + Value *Start = expand(S->getStart()); std::vector<SCEVHandle> NewOps(S->op_begin(), S->op_end()); NewOps[0] = SCEVUnknown::getIntegerSCEV(0, Ty); - Value *Rest = expandInTy(SCEVAddRecExpr::get(NewOps, L), Ty); + Value *Rest = expand(SCEVAddRecExpr::get(NewOps, L)); // FIXME: look for an existing add to use. return InsertBinop(Instruction::Add, Rest, Start, InsertPt); @@ -164,7 +163,7 @@ Value *SCEVExpander::visitAddRecExpr(SCEVAddRecExpr *S) { // If this is a simple linear addrec, emit it now as a special case. if (S->getNumOperands() == 2) { // {0,+,F} --> i*F - Value *F = expandInTy(S->getOperand(1), Ty); + Value *F = expand(S->getOperand(1)); // IF the step is by one, just return the inserted IV. if (ConstantInt *CI = dyn_cast<ConstantInt>(F)) @@ -201,5 +200,5 @@ Value *SCEVExpander::visitAddRecExpr(SCEVAddRecExpr *S) { SCEVHandle V = S->evaluateAtIteration(IH); //cerr << "Evaluated: " << *this << "\n to: " << *V << "\n"; - return expandInTy(V, Ty); + return expand(V); } |