1//===- ArithDialect.cpp - MLIR Arith dialect implementation -----===//
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#include "mlir/Conversion/ConvertToEmitC/ToEmitCInterface.h"
10#include "mlir/Conversion/ConvertToLLVM/ToLLVMInterface.h"
11#include "mlir/Dialect/Arith/IR/Arith.h"
12#include "mlir/Dialect/Bufferization/IR/BufferDeallocationOpInterface.h"
13#include "mlir/Dialect/Bufferization/IR/BufferizableOpInterface.h"
14#include "mlir/Dialect/UB/IR/UBOps.h"
15#include "mlir/IR/Builders.h"
16#include "mlir/IR/DialectImplementation.h"
17#include "mlir/Interfaces/ValueBoundsOpInterface.h"
18#include "mlir/Transforms/InliningUtils.h"
19#include "llvm/ADT/TypeSwitch.h"
20
21using namespace mlir;
22using namespace mlir::arith;
23
24#include "mlir/Dialect/Arith/IR/ArithOpsDialect.cpp.inc"
25#include "mlir/Dialect/Arith/IR/ArithOpsInterfaces.cpp.inc"
26#define GET_ATTRDEF_CLASSES
27#include "mlir/Dialect/Arith/IR/ArithOpsAttributes.cpp.inc"
28
29namespace {
30/// This class defines the interface for handling inlining for arithmetic
31/// dialect operations.
32struct ArithInlinerInterface : public DialectInlinerInterface {
33 using DialectInlinerInterface::DialectInlinerInterface;
34
35 /// All arithmetic dialect ops can be inlined.
36 bool isLegalToInline(Operation *, Region *, bool, IRMapping &) const final {
37 return true;
38 }
39};
40} // namespace
41
42void arith::ArithDialect::initialize() {
43 addOperations<
44#define GET_OP_LIST
45#include "mlir/Dialect/Arith/IR/ArithOps.cpp.inc"
46 >();
47 addAttributes<
48#define GET_ATTRDEF_LIST
49#include "mlir/Dialect/Arith/IR/ArithOpsAttributes.cpp.inc"
50 >();
51 addInterfaces<ArithInlinerInterface>();
52 declarePromisedInterface<ConvertToEmitCPatternInterface, ArithDialect>();
53 declarePromisedInterface<ConvertToLLVMPatternInterface, ArithDialect>();
54 declarePromisedInterface<bufferization::BufferDeallocationOpInterface,
55 SelectOp>();
56 declarePromisedInterfaces<bufferization::BufferizableOpInterface, ConstantOp,
57 IndexCastOp, SelectOp>();
58 declarePromisedInterfaces<ValueBoundsOpInterface, AddIOp, ConstantOp, SubIOp,
59 MulIOp>();
60}
61
62/// Materialize an integer or floating point constant.
63Operation *arith::ArithDialect::materializeConstant(OpBuilder &builder,
64 Attribute value, Type type,
65 Location loc) {
66 if (auto poison = dyn_cast<ub::PoisonAttr>(value))
67 return builder.create<ub::PoisonOp>(loc, type, poison);
68
69 return ConstantOp::materialize(builder, value, type, loc);
70}
71

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source code of mlir/lib/Dialect/Arith/IR/ArithDialect.cpp