| 1 | //===- ToLLVMInterface.cpp - MLIR LLVM Conversion -------------------------===// |
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| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | |
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| 9 | #include "mlir/Conversion/ConvertToLLVM/ToLLVMInterface.h" |
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| 10 | #include "mlir/IR/Dialect.h" |
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| 11 | #include "mlir/IR/Operation.h" |
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| 12 | #include "llvm/ADT/DenseSet.h" |
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| 13 | |
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| 14 | using namespace mlir; |
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| 15 | |
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| 16 | void mlir::populateConversionTargetFromOperation( |
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| 17 | Operation *root, ConversionTarget &target, LLVMTypeConverter &typeConverter, |
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| 18 | RewritePatternSet &patterns) { |
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| 19 | DenseSet<Dialect *> dialects; |
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| 20 | root->walk(callback: [&](Operation *op) { |
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| 21 | Dialect *dialect = op->getDialect(); |
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| 22 | if (!dialects.insert(V: dialect).second) |
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| 23 | return; |
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| 24 | // First time we encounter this dialect: if it implements the interface, |
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| 25 | // let's populate patterns ! |
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| 26 | auto *iface = dyn_cast<ConvertToLLVMPatternInterface>(Val: dialect); |
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| 27 | if (!iface) |
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| 28 | return; |
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| 29 | iface->populateConvertToLLVMConversionPatterns(target, typeConverter, |
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| 30 | patterns); |
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| 31 | }); |
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| 32 | } |
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| 33 | |
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| 34 | void mlir::populateOpConvertToLLVMConversionPatterns( |
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| 35 | Operation *op, ConversionTarget &target, LLVMTypeConverter &typeConverter, |
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| 36 | RewritePatternSet &patterns) { |
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| 37 | auto iface = dyn_cast<ConvertToLLVMOpInterface>(Val: op); |
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| 38 | if (!iface) |
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| 39 | iface = op->getParentOfType<ConvertToLLVMOpInterface>(); |
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| 40 | if (!iface) |
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| 41 | return; |
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| 42 | SmallVector<ConvertToLLVMAttrInterface, 12> attrs; |
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| 43 | iface.getConvertToLLVMConversionAttrs(attrs); |
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| 44 | for (ConvertToLLVMAttrInterface attr : attrs) |
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| 45 | attr.populateConvertToLLVMConversionPatterns(target, typeConverter, |
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| 46 | patterns); |
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| 47 | } |
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| 48 | |
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| 49 | #include "mlir/Conversion/ConvertToLLVM/ToLLVMAttrInterface.cpp.inc" |
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| 50 | |
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| 51 | #include "mlir/Conversion/ConvertToLLVM/ToLLVMOpInterface.cpp.inc" |
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| 52 | |
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