================
@@ -3369,6 +3369,48 @@ SDValue
PPCTargetLowering::LowerGlobalTLSAddressAIX(SDValue Op,
bool Is64Bit = Subtarget.isPPC64();
bool HasAIXSmallLocalExecTLS = Subtarget.hasAIXSmallLocalExecTLS();
TLSModel::Model Model = getTargetMachine().getTLSModel(GV);
+ // Initialize heuristic setting lazily:
+ // (1) Use initial-exec for single TLS var reference within current function.
+ // (2) Use local-dynamic for multiple TLS var references within current func.
+ PPCFunctionInfo *FuncInfo =
+ DAG.getMachineFunction().getInfo<PPCFunctionInfo>();
+ if (Subtarget.hasAIXShLibTLSModelHeuristic() &&
+ !FuncInfo->isAIXFuncUseInitDone()) {
+ std::set<const GlobalValue *> TLSGV;
+ for (SDNode &Node : DAG.allnodes()) {
----------------
bzEq wrote:
One DAG is mapped to a single basic block, I notice your description is about
whole function. So the size of `TLSGV` is smaller than what you really want to
count.
https://github.com/llvm/llvm-project/pull/84132
_______________________________________________
cfe-commits mailing list
cfe-commits@lists.llvm.org
https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
