Move SCEVExpander::visitAddExpr out-of-line.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@52464 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/ScalarEvolutionExpander.cpp b/lib/Analysis/ScalarEvolutionExpander.cpp
index e7bc3f2..e32b21e 100644
--- a/lib/Analysis/ScalarEvolutionExpander.cpp
+++ b/lib/Analysis/ScalarEvolutionExpander.cpp
@@ -99,6 +99,16 @@
return BinaryOperator::Create(Opcode, LHS, RHS, "tmp", InsertPt);
}
+Value *SCEVExpander::visitAddExpr(SCEVAddExpr *S) {
+ Value *V = expand(S->getOperand(S->getNumOperands()-1));
+
+ // Emit a bunch of add instructions
+ for (int i = S->getNumOperands()-2; i >= 0; --i)
+ V = InsertBinop(Instruction::Add, V, expand(S->getOperand(i)),
+ InsertPt);
+ return V;
+}
+
Value *SCEVExpander::visitMulExpr(SCEVMulExpr *S) {
int FirstOp = 0; // Set if we should emit a subtract.
if (SCEVConstant *SC = dyn_cast<SCEVConstant>(S->getOperand(0)))