mlir/lib/Conversion/TosaToLinalg/TosaToLinalgNamedPass.cpp

   1 //===- TosaToLinalgPass.cpp - Lowering Tosa to Linalg 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 Tosa operations to the Linalg dialect.
  10 //
  11 //===----------------------------------------------------------------------===//
  12
  13 #include "mlir/Conversion/TosaToLinalg/TosaToLinalg.h"
  14
  15 #include "mlir/Dialect/Arith/IR/Arith.h"
  16 #include "mlir/Dialect/Func/IR/FuncOps.h"
  17 #include "mlir/Dialect/Linalg/IR/Linalg.h"
  18 #include "mlir/Dialect/Math/IR/Math.h"
  19 #include "mlir/Dialect/SCF/IR/SCF.h"
  20 #include "mlir/Dialect/Tensor/IR/Tensor.h"
  21 #include "mlir/Dialect/Tosa/IR/TosaOps.h"
  22 #include "mlir/Dialect/Tosa/Transforms/Passes.h"
  23 #include "mlir/Dialect/Tosa/Utils/QuantUtils.h"
  24 #include "mlir/IR/PatternMatch.h"
  25 #include "mlir/Pass/PassManager.h"
  26 #include "mlir/Transforms/DialectConversion.h"
  27 #include "mlir/Transforms/GreedyPatternRewriteDriver.h"
  28
  29 namespace mlir {
  30 #define GEN_PASS_DEF_TOSATOLINALGNAMED
  31 #include "mlir/Conversion/Passes.h.inc"
  32 } // namespace mlir
  33
  34 using namespace mlir;
  35
  36 namespace {
  37 struct TosaToLinalgNamed
  38     : public impl::TosaToLinalgNamedBase<TosaToLinalgNamed> {
  39 public:
  40   TosaToLinalgNamed(const TosaToLinalgNamedOptions &options)
  41       : impl::TosaToLinalgNamedBase<TosaToLinalgNamed>(options) {}
  42
  43   void getDependentDialects(DialectRegistry &registry) const override {
  44     registry
  45         .insert<arith::ArithDialect, linalg::LinalgDialect, math::MathDialect,
  46                 tensor::TensorDialect, scf::SCFDialect>();
  47   }
  48
  49   void runOnOperation() override {
  50     RewritePatternSet patterns(&getContext());
  51     ConversionTarget target(getContext());
  52     target.addLegalDialect<linalg::LinalgDialect, tosa::TosaDialect,
  53                            tensor::TensorDialect, scf::SCFDialect>();
  54
  55     // Not every TOSA op can be legalized to linalg.
  56     target.addIllegalOp<tosa::Conv2DOp>();
  57     target.addIllegalOp<tosa::Conv3DOp>();
  58     target.addIllegalOp<tosa::DepthwiseConv2DOp>();
  59     target.addIllegalOp<tosa::MaxPool2dOp>();
  60     target.addIllegalOp<tosa::AvgPool2dOp>();
  61     target.addIllegalOp<tosa::MatMulOp>();
  62     target.addIllegalOp<tosa::FullyConnectedOp>();
  63     target.addIllegalOp<tosa::TransposeOp>();
  64
  65     target.markUnknownOpDynamicallyLegal([](Operation *) { return true; });
  66
  67     FunctionOpInterface func = getOperation();
  68     TosaToLinalgNamedOptions options;
  69     options.preferConv2DKernelLayoutHWCF = preferConv2DKernelLayoutHWCF;
  70     tosa::populateTosaToLinalgNamedConversionPatterns(&patterns, options);
  71     if (failed(applyFullConversion(func, target, std::move(patterns))))
  72       signalPassFailure();
  73   }
  74 };
  75 } // namespace
  76
  77 std::unique_ptr<Pass>
  78 mlir::tosa::createTosaToLinalgNamed(const TosaToLinalgNamedOptions &options) {
  79   return std::make_unique<TosaToLinalgNamed>(options);
  80 }