1 files changed, 73 insertions, 0 deletions
diff --git a/mlir/lib/Dialect/LLVMIR/IR/ROCDLDialect.cpp b/mlir/lib/Dialect/LLVMIR/IR/ROCDLDialect.cpp
new file mode 100644
index 00000000000..c11572cf5a2
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+++ b/mlir/lib/Dialect/LLVMIR/IR/ROCDLDialect.cpp
@@ -0,0 +1,73 @@
+//===- ROCDLDialect.cpp - ROCDL IR Ops and Dialect registration -----------===//
+//
+// Part of the MLIR 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 types and operation details for the ROCDL IR dialect in
+// MLIR, and the LLVM IR dialect.  It also registers the dialect.
+//
+// The ROCDL dialect only contains GPU specific additions on top of the general
+// LLVM dialect.
+//
+//===----------------------------------------------------------------------===//
+
+#include "mlir/Dialect/LLVMIR/ROCDLDialect.h"
+
+#include "mlir/Dialect/LLVMIR/LLVMDialect.h"
+#include "mlir/IR/Builders.h"
+#include "mlir/IR/MLIRContext.h"
+#include "mlir/IR/Operation.h"
+#include "mlir/IR/StandardTypes.h"
+#include "llvm/AsmParser/Parser.h"
+#include "llvm/IR/Attributes.h"
+#include "llvm/IR/Function.h"
+#include "llvm/IR/Type.h"
+#include "llvm/Support/SourceMgr.h"
+
+using namespace mlir;
+using namespace ROCDL;
+
+//===----------------------------------------------------------------------===//
+// Printing/parsing for ROCDL ops
+//===----------------------------------------------------------------------===//
+
+static void printROCDLOp(OpAsmPrinter &p, Operation *op) {
+  p << op->getName() << " " << op->getOperands();
+  if (op->getNumResults() > 0)
+    p << " : " << op->getResultTypes();
+}
+
+// <operation> ::= `rocdl.XYZ` : type
+static ParseResult parseROCDLOp(OpAsmParser &parser, OperationState &result) {
+  Type type;
+  return failure(parser.parseOptionalAttrDict(result.attributes) ||
+                 parser.parseColonType(type) ||
+                 parser.addTypeToList(type, result.types));
+}
+
+//===----------------------------------------------------------------------===//
+// ROCDLDialect initialization, type parsing, and registration.
+//===----------------------------------------------------------------------===//
+
+// TODO(herhut): This should be the llvm.rocdl dialect once this is supported.
+ROCDLDialect::ROCDLDialect(MLIRContext *context) : Dialect("rocdl", context) {
+  addOperations<
+#define GET_OP_LIST
+#include "mlir/Dialect/LLVMIR/ROCDLOps.cpp.inc"
+      >();
+
+  // Support unknown operations because not all ROCDL operations are registered.
+  allowUnknownOperations();
+}
+
+namespace mlir {
+namespace ROCDL {
+#define GET_OP_CLASSES
+#include "mlir/Dialect/LLVMIR/ROCDLOps.cpp.inc"
+} // namespace ROCDL
+} // namespace mlir
+
+static DialectRegistration<ROCDLDialect> rocdlDialect;