[Mlir-commits] [mlir] Implement gpu.subgroup_reduce with DPP intrinsics on AMD GPUs (PR #133204)

[Krzysztof Drewniak]

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@@ -0,0 +1,34 @@
+//===- GPUToAMDGPU.h - Convert AMDGPU to ROCDL 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
+//
+//===----------------------------------------------------------------------===//
+#ifndef MLIR_CONVERSION_GPUTOAMDGPU_GPUTOAMDGPU_H_
+#define MLIR_CONVERSION_GPUTOAMDGPU_GPUTOAMDGPU_H_
+
+
+#include "mlir/IR/PatternMatch.h"
+#include <memory>
+#include <string>
+
+namespace mlir {
+
+class LLVMTypeConverter;
+class RewritePatternSet;
+class TypeConverter;
+class Pass;
+
+#define GEN_PASS_DECL_CONVERTGPUTOAMDGPUPASS
+#include "mlir/Conversion/Passes.h.inc"
+
+void populateSubgroupReduceLoweringPatterns(RewritePatternSet &patterns,
+                                            unsigned subgroupSize,
+                                            PatternBenefit benefit);
+// void populateGPUToAMDGPUConversionPatterns(LLVMTypeConverter &converter,
+//                                             RewritePatternSet &patterns);
+
+} // namespace mlir
+
+#endif // MLIR_CONVERSION_GPUTOAMDGPU_GPUTOAMDGPU_H_
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krzysz00 wrote:

Nit: trailing newline

https://github.com/llvm/llvm-project/pull/133204