1 //===- ComplexOps.cpp - MLIR Complex Operations ---------------------------===//
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/Dialect/Complex/IR/Complex.h"
10 #include "mlir/IR/Builders.h"
11 
12 using namespace mlir;
13 using namespace mlir::complex;
14 
15 //===----------------------------------------------------------------------===//
16 // TableGen'd op method definitions
17 //===----------------------------------------------------------------------===//
18 
19 #define GET_OP_CLASSES
20 #include "mlir/Dialect/Complex/IR/ComplexOps.cpp.inc"
21 
22 OpFoldResult ReOp::fold(ArrayRef<Attribute> operands) {
23   assert(operands.size() == 1 && "unary op takes 1 operand");
24   ArrayAttr arrayAttr = operands[0].dyn_cast_or_null<ArrayAttr>();
25   if (arrayAttr && arrayAttr.size() == 2)
26     return arrayAttr[0];
27   if (auto createOp = dyn_cast_or_null<CreateOp>(getOperand().getDefiningOp()))
28     return createOp.getOperand(0);
29   return {};
30 }
31 
32 OpFoldResult ImOp::fold(ArrayRef<Attribute> operands) {
33   assert(operands.size() == 1 && "unary op takes 1 operand");
34   ArrayAttr arrayAttr = operands[0].dyn_cast_or_null<ArrayAttr>();
35   if (arrayAttr && arrayAttr.size() == 2)
36     return arrayAttr[1];
37   if (auto createOp = dyn_cast_or_null<CreateOp>(getOperand().getDefiningOp()))
38     return createOp.getOperand(1);
39   return {};
40 }
41