Factor out a common base class between SCEVCommutativeExpr and
SCEVAddRecExpr. This eliminates redundant code for visiting
all the operands of an expression.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71157 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/ScalarEvolution.cpp b/lib/Analysis/ScalarEvolution.cpp
index 50cece0..e00d1d9 100644
--- a/lib/Analysis/ScalarEvolution.cpp
+++ b/lib/Analysis/ScalarEvolution.cpp
@@ -316,7 +316,7 @@
return this;
}
-bool SCEVCommutativeExpr::dominates(BasicBlock *BB, DominatorTree *DT) const {
+bool SCEVNAryExpr::dominates(BasicBlock *BB, DominatorTree *DT) const {
for (unsigned i = 0, e = getNumOperands(); i != e; ++i) {
if (!getOperand(i)->dominates(BB, DT))
return false;
@@ -359,15 +359,6 @@
SCEVAddRecExprs->erase(std::make_pair(L, SCEVOps));
}
-bool SCEVAddRecExpr::dominates(BasicBlock *BB, DominatorTree *DT) const {
- for (unsigned i = 0, e = getNumOperands(); i != e; ++i) {
- if (!getOperand(i)->dominates(BB, DT))
- return false;
- }
- return true;
-}
-
-
SCEVHandle SCEVAddRecExpr::
replaceSymbolicValuesWithConcrete(const SCEVHandle &Sym,
const SCEVHandle &Conc,