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[DAGCombiner] Rename isAlias as mayAlias. NFC 

Differential Revision: https://reviews.llvm.org/D110062
This commit is contained in:
Bjorn Pettersson 2021-09-17 19:48:20 +02:00
parent c5e0313e44
commit c3ae8ecb52
1 changed files with 5 additions and 5 deletions
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10
llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
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@ -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;