1 //===- MemoryPromotion.h - Utilities for moving data across GPU -*- C++ -*-===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 //
9 // This header file declares the utility functions that generate IR copying
10 // the data between different levels of memory hierarchy.
11 //
12 //===----------------------------------------------------------------------===//
13 
14 #ifndef MLIR_DIALECT_GPU_MEMORYPROMOTION_H
15 #define MLIR_DIALECT_GPU_MEMORYPROMOTION_H
16 
17 namespace mlir {
18 
19 namespace gpu {
20 class GPUFuncOp;
21 }
22 
23 /// Promotes a function argument to workgroup memory in the given function. The
24 /// copies will be inserted in the beginning and in the end of the function.
25 void promoteToWorkgroupMemory(gpu::GPUFuncOp op, unsigned arg);
26 
27 } // end namespace mlir
28 
29 #endif // MLIR_DIALECT_GPU_MEMORYPROMOTION_H
30