[llvm] c3ae8ec - [DAGCombiner] Rename isAlias as mayAlias. NFC

[Bjorn Pettersson via llvm-commits]

Author: Bjorn Pettersson
Date: 2021-09-23T09:54:42+02:00
New Revision: c3ae8ecb520e6565594272d12e447e295ce09c9b

URL: https://github.com/llvm/llvm-project/commit/c3ae8ecb520e6565594272d12e447e295ce09c9b
DIFF: https://github.com/llvm/llvm-project/commit/c3ae8ecb520e6565594272d12e447e295ce09c9b.diff

LOG: [DAGCombiner] Rename isAlias as mayAlias. NFC

Differential Revision: https://reviews.llvm.org/D110062

Added: 
    

Modified: 
    llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp

Removed: 
    


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diff  --git a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
index c002e3a64c45b..54bb65360aa57 100644
--- a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
@@ -615,7 +615,7 @@ namespace {
                           SmallVectorImpl<SDValue> &Aliases);
 
     /// Return true if there is any possibility that the two addresses overlap.
-    bool isAlias(SDNode *Op0, SDNode *Op1) const;
+    bool mayAlias(SDNode *Op0, SDNode *Op1) const;
 
     /// Walk up chain skipping non-aliasing memory nodes, looking for a better
     /// chain (aliasing node.)
@@ -18279,7 +18279,7 @@ SDValue DAGCombiner::visitLIFETIME_END(SDNode *N) {
     case ISD::LIFETIME_END:
       // We can forward past any lifetime start/end that can be proven not to
       // alias the node.
-      if (!isAlias(Chain.getNode(), N))
+      if (!mayAlias(Chain.getNode(), N))
         Chains.push_back(Chain.getOperand(0));
       break;
     case ISD::STORE: {
@@ -23194,7 +23194,7 @@ SDValue DAGCombiner::buildSqrtEstimate(SDValue Op, SDNodeFlags Flags) {
 }
 
 /// Return true if there is any possibility that the two addresses overlap.
-bool DAGCombiner::isAlias(SDNode *Op0, SDNode *Op1) const {
+bool DAGCombiner::mayAlias(SDNode *Op0, SDNode *Op1) const {
 
   struct MemUseCharacteristics {
     bool IsVolatile;
@@ -23354,7 +23354,7 @@ void DAGCombiner::GatherAllAliases(SDNode *N, SDValue OriginalChain,
       // TODO: Relax aliasing for unordered atomics (see D66309)
       bool IsOpLoad = isa<LoadSDNode>(C.getNode()) &&
                       cast<LSBaseSDNode>(C.getNode())->isSimple();
-      if ((IsLoad && IsOpLoad) || !isAlias(N, C.getNode())) {
+      if ((IsLoad && IsOpLoad) || !mayAlias(N, C.getNode())) {
         // Look further up the chain.
         C = C.getOperand(0);
         return true;
@@ -23372,7 +23372,7 @@ void DAGCombiner::GatherAllAliases(SDNode *N, SDValue OriginalChain,
     case ISD::LIFETIME_END: {
       // We can forward past any lifetime start/end that can be proven not to
       // alias the memory access.
-      if (!isAlias(N, C.getNode())) {
+      if (!mayAlias(N, C.getNode())) {
         // Look further up the chain.
         C = C.getOperand(0);
         return true;