| 1 | //===- ToLLVMInterface.cpp - MLIR LLVM Conversion -------------------------===// |
|---|---|
| 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/ConvertToLLVM/ToLLVMInterface.h" |
| 10 | #include "mlir/IR/Dialect.h" |
| 11 | #include "mlir/IR/Operation.h" |
| 12 | #include "llvm/ADT/DenseSet.h" |
| 13 | |
| 14 | using namespace mlir; |
| 15 | |
| 16 | void mlir::populateConversionTargetFromOperation( |
| 17 | Operation *root, ConversionTarget &target, LLVMTypeConverter &typeConverter, |
| 18 | RewritePatternSet &patterns) { |
| 19 | DenseSet<Dialect *> dialects; |
| 20 | root->walk(callback: [&](Operation *op) { |
| 21 | Dialect *dialect = op->getDialect(); |
| 22 | if (!dialects.insert(V: dialect).second) |
| 23 | return; |
| 24 | // First time we encounter this dialect: if it implements the interface, |
| 25 | // let's populate patterns ! |
| 26 | auto *iface = dyn_cast<ConvertToLLVMPatternInterface>(Val: dialect); |
| 27 | if (!iface) |
| 28 | return; |
| 29 | iface->populateConvertToLLVMConversionPatterns(target, typeConverter, |
| 30 | patterns); |
| 31 | }); |
| 32 | } |
| 33 |