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-rw-r--r--llvm/lib/Transforms/Utils/Local.cpp17
1 files changed, 17 insertions, 0 deletions
diff --git a/llvm/lib/Transforms/Utils/Local.cpp b/llvm/lib/Transforms/Utils/Local.cpp
index 1ca509472b5..29f67a8f53b 100644
--- a/llvm/lib/Transforms/Utils/Local.cpp
+++ b/llvm/lib/Transforms/Utils/Local.cpp
@@ -1796,6 +1796,23 @@ static unsigned replaceDominatedUsesWith(Value *From, Value *To,
return Count;
}
+unsigned llvm::replaceNonLocalUsesWith(Instruction *From, Value *To) {
+ assert(From->getType() == To->getType());
+ auto *BB = From->getParent();
+ unsigned Count = 0;
+
+ for (Value::use_iterator UI = From->use_begin(), UE = From->use_end();
+ UI != UE;) {
+ Use &U = *UI++;
+ auto *I = cast<Instruction>(U.getUser());
+ if (I->getParent() == BB)
+ continue;
+ U.set(To);
+ ++Count;
+ }
+ return Count;
+}
+
unsigned llvm::replaceDominatedUsesWith(Value *From, Value *To,
DominatorTree &DT,
const BasicBlockEdge &Root) {
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