================
@@ -3101,3 +3130,68 @@ CodeGenFunction::GenerateCapturedStmtFunction(const
CapturedStmt &S) {
return F;
}
+
+namespace {
+// Returns the first convergence entry/loop/anchor instruction found in |BB|.
+// std::nullptr otherwise.
+llvm::IntrinsicInst *getConvergenceToken(llvm::BasicBlock *BB) {
+ for (auto &I : *BB) {
+ auto *II = dyn_cast<llvm::IntrinsicInst>(&I);
+ if (II && llvm::isConvergenceControlIntrinsic(II->getIntrinsicID()))
+ return II;
+ }
+ return nullptr;
+}
+
+} // namespace
+
+llvm::CallBase *
+CodeGenFunction::addConvergenceControlToken(llvm::CallBase *Input,
+ llvm::Value *ParentToken) {
+ llvm::Value *bundleArgs[] = {ParentToken};
+ llvm::OperandBundleDef OB("convergencectrl", bundleArgs);
+ auto Output = llvm::CallBase::addOperandBundle(
+ Input, llvm::LLVMContext::OB_convergencectrl, OB, Input);
+ Input->replaceAllUsesWith(Output);
+ Input->eraseFromParent();
+ return Output;
+}
+
+llvm::IntrinsicInst *
+CodeGenFunction::emitConvergenceLoopToken(llvm::BasicBlock *BB,
+ llvm::Value *ParentToken) {
+ CGBuilderTy::InsertPoint IP = Builder.saveIP();
+
+ if (BB->empty())
+ Builder.SetInsertPoint(BB);
+ else
+ Builder.SetInsertPoint(&BB->front());
+
+ auto CB = Builder.CreateIntrinsic(
+ llvm::Intrinsic::experimental_convergence_loop, {}, {});
+ Builder.restoreIP(IP);
+
+ auto I = addConvergenceControlToken(CB, ParentToken);
----------------
Keenuts wrote:
Right, replaced the auto usage
https://github.com/llvm/llvm-project/pull/88918
_______________________________________________
cfe-commits mailing list
cfe-commits@lists.llvm.org
https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
