[MLIR][Conversion][XeGPU][XeVM] Add XeGPUToXeVM conversion pass and tests. (#154556)

Add XeGPU to XeVM conversion pass and tests.

Author: silee2

mlir/include/mlir/Conversion/Passes.h

@@ -82,6 +82,7 @@
 #include "mlir/Conversion/VectorToSCF/VectorToSCF.h"
 #include "mlir/Conversion/VectorToSPIRV/VectorToSPIRVPass.h"
 #include "mlir/Conversion/VectorToXeGPU/VectorToXeGPU.h"
+#include "mlir/Conversion/XeGPUToXeVM/XeGPUToXeVM.h"
 #include "mlir/Conversion/XeVMToLLVM/XeVMToLLVM.h"
 
 namespace mlir {

mlir/include/mlir/Conversion/Passes.td

@@ -1555,4 +1555,16 @@ def ConvertXeVMToLLVMPass : Pass<"convert-xevm-to-llvm"> {
   let dependentDialects = ["LLVM::LLVMDialect"];
 }
 
+//===----------------------------------------------------------------------===//
+// XeGPUToXeVM
+//===----------------------------------------------------------------------===//
+
+def ConvertXeGPUToXeVMPass : Pass<"convert-xegpu-to-xevm"> {
+  let summary = "Convert XeGPU to XeVM dialect";
+  let dependentDialects = ["xevm::XeVMDialect", "vector::VectorDialect",
+                           "memref::MemRefDialect", "arith::ArithDialect",
+                           "LLVM::LLVMDialect", "index::IndexDialect",
+                           "gpu::GPUDialect", "scf::SCFDialect"];
+}
+
 #endif // MLIR_CONVERSION_PASSES

mlir/include/mlir/Conversion/XeGPUToXeVM/XeGPUToXeVM.h

@@ -0,0 +1,27 @@
+//===-- XeGPUToXeVM.h - Convert XeGPU to XeVM dialect ---------_--*- C++-*-===//
+//
+// This file is licensed 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_XEGPUTOXEVM_XEGPUTOXEVM_H_
+#define MLIR_CONVERSION_XEGPUTOXEVM_XEGPUTOXEVM_H_
+
+#include <memory>
+
+namespace mlir {
+class DialectRegistry;
+class LLVMTypeConverter;
+class RewritePatternSet;
+class Pass;
+
+#define GEN_PASS_DECL_CONVERTXEGPUTOXEVMPASS
+#include "mlir/Conversion/Passes.h.inc"
+
+void populateXeGPUToXeVMConversionPatterns(
+    const LLVMTypeConverter &typeConverter, RewritePatternSet &patterns);
+
+} // namespace mlir
+
+#endif // MLIR_CONVERSION_XEGPUTOXEVM_XEGPUTOXEVM_H_

mlir/lib/Conversion/CMakeLists.txt

@@ -76,3 +76,4 @@ add_subdirectory(VectorToSCF)
 add_subdirectory(VectorToSPIRV)
 add_subdirectory(VectorToXeGPU)
 add_subdirectory(XeVMToLLVM)
+add_subdirectory(XeGPUToXeVM)

mlir/lib/Conversion/XeGPUToXeVM/CMakeLists.txt

@@ -0,0 +1,25 @@
+add_mlir_conversion_library(MLIRXeGPUToXeVM
+  XeGPUToXeVM.cpp
+
+  ADDITIONAL_HEADER_DIRS
+  ${MLIR_MAIN_INCLUDE_DIR}/mlir/Conversion/XeGPUToXeVM
+
+  DEPENDS
+  MLIRConversionPassIncGen
+
+  LINK_COMPONENTS
+  Core
+
+  LINK_LIBS PUBLIC
+  MLIRFuncDialect
+  MLIRGPUDialect
+  MLIRLLVMCommonConversion
+  MLIRLLVMDialect
+  MLIRXeVMDialect
+  MLIRVectorDialect
+  MLIRArithDialect
+  MLIRIndexDialect
+  MLIRXeGPUDialect
+  MLIRPass
+  MLIRTransforms
+)