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//===- Syntax.cpp - Custom syntax for Linalg transform ops ----------------===//
//
// 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/Linalg/TransformOps/Syntax.h"
#include "mlir/IR/OpImplementation.h"
#include "llvm/Support/InterleavedRange.h"
using namespace mlir;
ParseResult mlir::parseSemiFunctionType(OpAsmParser &parser, Type &argumentType,
Type &resultType, bool resultOptional) {
argumentType = resultType = nullptr;
bool hasLParen = resultOptional ? parser.parseOptionalLParen().succeeded()
: parser.parseLParen().succeeded();
if (!resultOptional && !hasLParen)
return failure();
if (parser.parseType(argumentType).failed())
return failure();
if (!hasLParen)
return success();
return failure(parser.parseRParen().failed() ||
parser.parseArrow().failed() ||
parser.parseType(resultType).failed());
}
ParseResult mlir::parseSemiFunctionType(OpAsmParser &parser, Type &argumentType,
SmallVectorImpl<Type> &resultTypes) {
argumentType = nullptr;
bool hasLParen = parser.parseOptionalLParen().succeeded();
if (parser.parseType(argumentType).failed())
return failure();
if (!hasLParen)
return success();
if (parser.parseRParen().failed() || parser.parseArrow().failed())
return failure();
if (parser.parseOptionalLParen().failed()) {
Type type;
if (parser.parseType(type).failed())
return failure();
resultTypes.push_back(type);
return success();
}
if (parser.parseTypeList(resultTypes).failed() ||
parser.parseRParen().failed()) {
resultTypes.clear();
return failure();
}
return success();
}
void mlir::printSemiFunctionType(OpAsmPrinter &printer, Operation *op,
Type argumentType, TypeRange resultType) {
if (!resultType.empty())
printer << "(";
printer << argumentType;
if (resultType.empty())
return;
printer << ") -> ";
if (resultType.size() > 1)
printer << "(";
printer << llvm::interleaved(resultType);
if (resultType.size() > 1)
printer << ")";
}
void mlir::printSemiFunctionType(OpAsmPrinter &printer, Operation *op,
Type argumentType, Type resultType,
bool resultOptional) {
assert(resultOptional || resultType != nullptr);
return printSemiFunctionType(printer, op, argumentType,
resultType ? TypeRange(resultType)
: TypeRange());
}
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