Async.h

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//===- Async.h - MLIR Async dialect -----------------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file defines the async dialect that is used for modeling asynchronous
// execution.
//
//===----------------------------------------------------------------------===//
 
#ifndef MLIR_DIALECT_ASYNC_IR_ASYNC_H
#define MLIR_DIALECT_ASYNC_IR_ASYNC_H
 
#include "mlir/Dialect/Async/IR/AsyncTypes.h"
#include "mlir/IR/Builders.h"
#include "mlir/IR/BuiltinTypes.h"
#include "mlir/IR/PatternMatch.h"
 
//===----------------------------------------------------------------------===//
// Async Dialect
//===----------------------------------------------------------------------===//
 
#include "mlir/Dialect/Async/IR/AsyncOpsDialect.h.inc"
 
//===----------------------------------------------------------------------===//
// Async Dialect Operations
//===----------------------------------------------------------------------===//
 
#define GET_OP_CLASSES
#include "mlir/Dialect/Async/IR/AsyncOps.h.inc"
 
//===----------------------------------------------------------------------===//
// Helper functions of Async dialect transformations.
//===----------------------------------------------------------------------===//
 
namespace mlir {
namespace async {
 
/// Returns true if the type is reference counted at runtime.
inline bool isRefCounted(Type type) {
  return isa<async::TokenType, ValueType, GroupType>(type);
}
 
} // namespace async
} // namespace mlir
 
namespace llvm {
 
/// Allow stealing the low bits of async::FuncOp.
template <>
struct PointerLikeTypeTraits<mlir::async::FuncOp> {
  static inline void *getAsVoidPointer(mlir::async::FuncOp val) {
    return const_cast<void *>(val.getAsOpaquePointer());
  }
  static inline mlir::async::FuncOp getFromVoidPointer(void *p) {
    return mlir::async::FuncOp::getFromOpaquePointer(p);
  }
  static constexpr int NumLowBitsAvailable = 3;
};
} // namespace llvm
 
#endif // MLIR_DIALECT_ASYNC_IR_ASYNC_H