mlir/lib/Conversion/TosaToMLProgram/TosaToMLProgramPass.cpp

   1 //===- TosaToMLProgramPass.cpp - Lowering Tosa to MLProgram Dialect--------===//
   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 transformation pass legalizes the TOSA dialect to the MLProgram dialect.
  10 //
  11 //===----------------------------------------------------------------------===//
  12
  13 #include "mlir/Conversion/TosaToMLProgram/TosaToMLProgram.h"
  14 #include "mlir/Dialect/MLProgram/IR/MLProgram.h"
  15 #include "mlir/Dialect/Tosa/IR/TosaOps.h"
  16 #include "mlir/Dialect/Tosa/Transforms/Passes.h"
  17 #include "mlir/IR/PatternMatch.h"
  18 #include "mlir/Pass/PassManager.h"
  19 #include "mlir/Transforms/DialectConversion.h"
  20
  21 namespace mlir {
  22 #define GEN_PASS_DEF_TOSATOMLPROGRAM
  23 #include "mlir/Conversion/Passes.h.inc"
  24 } // namespace mlir
  25
  26 using namespace mlir;
  27 using namespace tosa;
  28
  29 namespace {
  30 struct TosaToMLProgram : public impl::TosaToMLProgramBase<TosaToMLProgram> {
  31 public:
  32   void runOnOperation() override {
  33     auto *context = &getContext();
  34     auto moduleOp = getOperation();
  35
  36     RewritePatternSet patterns(context);
  37     ConversionTarget target(*context);
  38     target.addIllegalOp<tosa::VariableOp, tosa::VariableReadOp,
  39                         tosa::VariableWriteOp>();
  40     target.markUnknownOpDynamicallyLegal([](Operation *) { return true; });
  41
  42     mlir::tosa::populateTosaToMLProgramConversionPatterns(&patterns);
  43
  44     if (failed(applyPartialConversion(moduleOp, target, std::move(patterns))))
  45       signalPassFailure();
  46   }
  47 };
  48 } // namespace