1 //===- ArithToEmitCPass.cpp - Arith to EmitC Pass ---------------*- C++ -*-===// 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 // This file implements a pass to convert the Arith dialect to the EmitC 10 // dialect. 11 // 12 //===----------------------------------------------------------------------===// 13 14 #include "mlir/Conversion/ArithToEmitC/ArithToEmitCPass.h" 15 16 #include "mlir/Conversion/ArithToEmitC/ArithToEmitC.h" 17 #include "mlir/Dialect/Arith/IR/Arith.h" 18 #include "mlir/Dialect/EmitC/IR/EmitC.h" 19 #include "mlir/Pass/Pass.h" 20 #include "mlir/Transforms/DialectConversion.h" 21 22 namespace mlir { 23 #define GEN_PASS_DEF_CONVERTARITHTOEMITC 24 #include "mlir/Conversion/Passes.h.inc" 25 } // namespace mlir 26 27 using namespace mlir; 28 29 namespace { 30 struct ConvertArithToEmitC 31 : public impl::ConvertArithToEmitCBase<ConvertArithToEmitC> { 32 void runOnOperation() override; 33 }; 34 } // namespace 35 runOnOperation()36void ConvertArithToEmitC::runOnOperation() { 37 ConversionTarget target(getContext()); 38 39 target.addLegalDialect<emitc::EmitCDialect>(); 40 target.addIllegalDialect<arith::ArithDialect>(); 41 42 RewritePatternSet patterns(&getContext()); 43 44 TypeConverter typeConverter; 45 typeConverter.addConversion([](Type type) { return type; }); 46 47 populateArithToEmitCPatterns(typeConverter, patterns); 48 49 if (failed( 50 applyPartialConversion(getOperation(), target, std::move(patterns)))) 51 signalPassFailure(); 52 } 53