llvm-project/mlir/lib/Dialect/Complex/IR/ComplexDialect.cpp

86 lines
3.0 KiB
C++

//===- ComplexDialect.cpp - MLIR Complex Dialect --------------------------===//
//
// Part of the LLVM 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
//
//===----------------------------------------------------------------------===//
#include "mlir/Dialect/Arith/IR/Arith.h"
#include "mlir/Dialect/Complex/IR/Complex.h"
#include "mlir/IR/Builders.h"
#include "mlir/IR/DialectImplementation.h"
#include "llvm/ADT/StringExtras.h"
#include "llvm/ADT/TypeSwitch.h"
using namespace mlir;
#include "mlir/Dialect/Complex/IR/ComplexOpsDialect.cpp.inc"
void complex::ComplexDialect::initialize() {
addOperations<
#define GET_OP_LIST
#include "mlir/Dialect/Complex/IR/ComplexOps.cpp.inc"
>();
addAttributes<
#define GET_ATTRDEF_LIST
#include "mlir/Dialect/Complex/IR/ComplexAttributes.cpp.inc"
>();
}
Operation *complex::ComplexDialect::materializeConstant(OpBuilder &builder,
Attribute value,
Type type,
Location loc) {
if (complex::ConstantOp::isBuildableWith(value, type)) {
return builder.create<complex::ConstantOp>(loc, type,
value.cast<ArrayAttr>());
}
if (arith::ConstantOp::isBuildableWith(value, type))
return builder.create<arith::ConstantOp>(loc, type, value);
return nullptr;
}
#define GET_ATTRDEF_CLASSES
#include "mlir/Dialect/Complex/IR/ComplexAttributes.cpp.inc"
LogicalResult complex::NumberAttr::verify(
::llvm::function_ref<::mlir::InFlightDiagnostic()> emitError,
::llvm::APFloat real, ::llvm::APFloat imag, ::mlir::Type type) {
if (!type.isa<ComplexType>())
return emitError() << "complex attribute must be a complex type.";
Type elementType = type.cast<ComplexType>().getElementType();
if (!elementType.isa<FloatType>())
return emitError()
<< "element type of the complex attribute must be float like type.";
const auto &typeFloatSemantics =
elementType.cast<FloatType>().getFloatSemantics();
if (&real.getSemantics() != &typeFloatSemantics)
return emitError()
<< "type doesn't match the type implied by its `real` value";
if (&imag.getSemantics() != &typeFloatSemantics)
return emitError()
<< "type doesn't match the type implied by its `imag` value";
return success();
}
void complex::NumberAttr::print(AsmPrinter &printer) const {
printer << "<:" << getType().cast<ComplexType>().getElementType() << " "
<< getReal() << ", " << getImag() << ">";
}
Attribute complex::NumberAttr::parse(AsmParser &parser, Type odsType) {
Type type;
double real, imag;
if (parser.parseLess() || parser.parseColon() || parser.parseType(type) ||
parser.parseFloat(real) || parser.parseComma() ||
parser.parseFloat(imag) || parser.parseGreater())
return {};
return NumberAttr::get(ComplexType::get(type), real, imag);
}