[GPU] Add XeVM dialect declaration

include/gc/Dialect/CMakeLists.txt

@@ -2,3 +2,4 @@ add_subdirectory(CPURuntime)
 add_subdirectory(OneDNNGraph)
 add_subdirectory(Microkernel)
 add_subdirectory(Linalgx)
+add_subdirectory(LLVMIR)

include/gc/Dialect/LLVMIR/CMakeLists.txt

@@ -0,0 +1,8 @@
+add_mlir_dialect(XeVMOps xevm)
+add_mlir_doc(XeVMOps XeVMDialect Dialects/ -gen-dialect-doc -dialect=xevm)
+set(LLVM_TARGET_DEFINITIONS XeVMOps.td)
+mlir_tablegen(XeVMOpsEnums.h.inc -gen-enum-decls)
+mlir_tablegen(XeVMOpsEnums.cpp.inc -gen-enum-defs)
+mlir_tablegen(XeVMOpsAttributes.h.inc -gen-attrdef-decls -attrdefs-dialect=xevm)
+mlir_tablegen(XeVMOpsAttributes.cpp.inc -gen-attrdef-defs -attrdefs-dialect=xevm)
+add_public_tablegen_target(MLIRXeVMConversionsIncGen)

include/gc/Dialect/LLVMIR/XeVMDialect.h

@@ -0,0 +1,25 @@
+//===-- XeVMDialect.h - MLIR XeVM target definitions ------------*- 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_DIALECT_LLVMIR_XEVMDIALECT_H_
+#define MLIR_DIALECT_LLVMIR_XEVMDIALECT_H_
+
+#include "mlir/Bytecode/BytecodeOpInterface.h"
+#include "mlir/Dialect/LLVMIR/LLVMDialect.h"
+#include "mlir/IR/Dialect.h"
+#include "mlir/IR/OpDefinition.h"
+
+#define GET_ATTRDEF_CLASSES
+#include "gc/Dialect/LLVMIR/XeVMOpsAttributes.h.inc"
+
+#define GET_OP_CLASSES
+#include "gc/Dialect/LLVMIR/XeVMOps.h.inc"
+
+#include "gc/Dialect/LLVMIR/XeVMOpsDialect.h.inc"
+
+#endif /* MLIR_DIALECT_LLVMIR_XEVMDIALECT_H_ */

include/gc/Dialect/LLVMIR/XeVMOps.td

@@ -0,0 +1,29 @@
+//===-- XeVMOps.td - XeVM dialect definition ---------------*- tablegen -*-===//
+//
+// 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 XEVMIR_OPS
+#define XEVMIR_OPS
+
+include "mlir/Dialect/GPU/IR/CompilationAttrInterfaces.td"
+include "mlir/Dialect/LLVMIR/LLVMOpBase.td"
+include "mlir/Interfaces/SideEffectInterfaces.td"
+
+def XeVM_Dialect : Dialect {
+  let name = "xevm";
+  let cppNamespace = "::mlir::xevm";
+  let dependentDialects = ["LLVM::LLVMDialect"];
+  let useDefaultAttributePrinterParser = 1;
+}
+
+class XeVM_Attr<string attrName, string attrMnemonic, list<Trait> traits = []>
+    : AttrDef<XeVM_Dialect, attrName, traits> {
+  let mnemonic = attrMnemonic;
+}
+
+def XeVM_TargettAttr : XeVM_Attr<"XeVMTarget", "target"> {}
+
+#endif // XEVMIR_OPS

lib/gc/Dialect/CMakeLists.txt

@@ -2,3 +2,4 @@ add_subdirectory(CPURuntime)
 add_subdirectory(Linalgx)
 add_subdirectory(Microkernel)
 add_subdirectory(OneDNNGraph)
+add_subdirectory(LLVMIR)

lib/gc/Dialect/LLVMIR/CMakeLists.txt

@@ -0,0 +1,20 @@
+gc_add_mlir_dialect_library(MLIRXeVMDialect
+  IR/XeVMDialect.cpp
+
+  ADDITIONAL_HEADER_DIRS
+  ${MLIR_MAIN_INCLUDE_DIR}/mlir/Dialect/LLVMIR
+  ${PROJECT_SOURCE_DIR}/include/gc/Dialect/LLVMIR
+
+  DEPENDS
+  MLIRXeVMConversionsIncGen
+
+  LINK_COMPONENTS
+  AsmParser
+  Core
+
+  LINK_LIBS PUBLIC
+  MLIRIR
+  MLIRLLVMDialect
+  MLIRSideEffectInterfaces
+  GcInterface
+)

lib/gc/Dialect/LLVMIR/IR/XeVMDialect.cpp

@@ -0,0 +1,38 @@
+//===-- XeVMDialect.cpp - XeVM dialect registration -------------*- 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
+//
+//===----------------------------------------------------------------------===//
+#include "gc/Dialect/LLVMIR/XeVMDialect.h"
+
+#include "mlir/Dialect/GPU/IR/CompilationInterfaces.h"
+#include "mlir/Dialect/LLVMIR/LLVMDialect.h"
+#include "mlir/IR/DialectImplementation.h"
+#include "llvm/ADT/TypeSwitch.h"
+
+using namespace mlir;
+using namespace xevm;
+
+#include "gc/Dialect/LLVMIR/XeVMOpsDialect.cpp.inc"
+
+void XeVMDialect::initialize() {
+  // NOLINTBEGIN
+  addOperations<
+#define GET_OP_LIST
+#include "gc/Dialect/LLVMIR/XeVMOps.cpp.inc"
+      >();
+
+  addAttributes<
+#define GET_ATTRDEF_LIST
+#include "gc/Dialect/LLVMIR/XeVMOpsAttributes.cpp.inc"
+      >();
+  // NOLINTEND
+}
+
+#define GET_OP_CLASSES
+#include "gc/Dialect/LLVMIR/XeVMOps.cpp.inc"
+
+#define GET_ATTRDEF_CLASSES
+#include "gc/Dialect/LLVMIR/XeVMOpsAttributes.cpp.inc"

src/gc-opt/gc-opt.cpp

@@ -18,6 +18,7 @@
  */
 
 #include "gc/Dialect/CPURuntime/Transforms/CPURuntimePasses.h"
+#include "gc/Dialect/LLVMIR/XeVMDialect.h"
 #include "gc/Dialect/Linalgx/LinalgxDialect.h"
 #include "gc/Dialect/Microkernel/MicrokernelDialect.h"
 #ifdef GC_HAS_ONEDNN_DIALECT
@@ -65,6 +66,7 @@ int main(int argc, char *argv[]) {
   registry.insert<mlir::cpuruntime::CPURuntimeDialect>();
   registry.insert<mlir::linalgx::LinalgxDialect>();
   registry.insert<mlir::microkernel::MicrokernelDialect>();
+  registry.insert<mlir::xevm::XeVMDialect>();
   mlir::registerAllDialects(registry);
 #ifdef GC_USE_IMEX
   registry.insert<::imex::xetile::XeTileDialect, ::imex::gpux::GPUXDialect>();