| 1 | //===- ComplexToLLVM.h - Utils to convert from the complex dialect --------===// |
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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 | #ifndef MLIR_CONVERSION_COMPLEXTOLLVM_COMPLEXTOLLVM_H_ |
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| 9 | #define MLIR_CONVERSION_COMPLEXTOLLVM_COMPLEXTOLLVM_H_ |
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| 10 | |
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| 11 | #include "mlir/Conversion/LLVMCommon/StructBuilder.h" |
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| 12 | |
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| 13 | namespace mlir { |
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| 14 | class DialectRegistry; |
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| 15 | class LLVMTypeConverter; |
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| 16 | class Pass; |
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| 17 | class RewritePatternSet; |
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| 18 | |
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| 19 | #define GEN_PASS_DECL_CONVERTCOMPLEXTOLLVMPASS |
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| 20 | #include "mlir/Conversion/Passes.h.inc" |
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| 21 | |
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| 22 | class ComplexStructBuilder : public StructBuilder { |
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| 23 | public: |
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| 24 | /// Construct a helper for the given complex number value. |
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| 25 | using StructBuilder::StructBuilder; |
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| 26 | /// Build IR creating an `undef` value of the complex number type. |
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| 27 | static ComplexStructBuilder undef(OpBuilder &builder, Location loc, |
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| 28 | Type type); |
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| 29 | |
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| 30 | // Build IR extracting the real value from the complex number struct. |
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| 31 | Value real(OpBuilder &builder, Location loc); |
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| 32 | // Build IR inserting the real value into the complex number struct. |
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| 33 | void setReal(OpBuilder &builder, Location loc, Value real); |
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| 34 | |
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| 35 | // Build IR extracting the imaginary value from the complex number struct. |
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| 36 | Value imaginary(OpBuilder &builder, Location loc); |
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| 37 | // Build IR inserting the imaginary value into the complex number struct. |
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| 38 | void setImaginary(OpBuilder &builder, Location loc, Value imaginary); |
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| 39 | }; |
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| 40 | |
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| 41 | /// Populate the given list with patterns that convert from Complex to LLVM. |
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| 42 | void populateComplexToLLVMConversionPatterns(LLVMTypeConverter &converter, |
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| 43 | RewritePatternSet &patterns); |
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| 44 | |
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| 45 | void registerConvertComplexToLLVMInterface(DialectRegistry ®istry); |
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| 46 | |
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| 47 | } // namespace mlir |
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| 48 | |
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| 49 | #endif // MLIR_CONVERSION_COMPLEXTOLLVM_COMPLEXTOLLVM_H_ |
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| 50 | |
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