90 lines
3.5 KiB
C++
90 lines
3.5 KiB
C++
//===- TosaToLinalgPass.cpp - Lowering Tosa to Linalg Dialect -------------===//
|
|
//
|
|
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
|
|
// See https://llvm.org/LICENSE.txt for license information.
|
|
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
//
|
|
// This transformation pass legalizes Tosa operations to the Linalg dialect.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#include "mlir/Conversion/TosaToLinalg/TosaToLinalg.h"
|
|
|
|
#include "mlir/Dialect/Arith/IR/Arith.h"
|
|
#include "mlir/Dialect/Func/IR/FuncOps.h"
|
|
#include "mlir/Dialect/Linalg/IR/Linalg.h"
|
|
#include "mlir/Dialect/Math/IR/Math.h"
|
|
#include "mlir/Dialect/SCF/IR/SCF.h"
|
|
#include "mlir/Dialect/Tensor/IR/Tensor.h"
|
|
#include "mlir/Dialect/Tosa/IR/TosaOps.h"
|
|
#include "mlir/Dialect/Tosa/Transforms/Passes.h"
|
|
#include "mlir/Dialect/Tosa/Utils/QuantUtils.h"
|
|
#include "mlir/IR/PatternMatch.h"
|
|
#include "mlir/Pass/PassManager.h"
|
|
#include "mlir/Transforms/DialectConversion.h"
|
|
#include "mlir/Transforms/GreedyPatternRewriteDriver.h"
|
|
#include "mlir/Transforms/Passes.h"
|
|
|
|
namespace mlir {
|
|
#define GEN_PASS_DEF_TOSATOLINALG
|
|
#include "mlir/Conversion/Passes.h.inc"
|
|
} // namespace mlir
|
|
|
|
using namespace mlir;
|
|
|
|
namespace {
|
|
struct TosaToLinalg : public impl::TosaToLinalgBase<TosaToLinalg> {
|
|
public:
|
|
void getDependentDialects(DialectRegistry ®istry) const override {
|
|
registry
|
|
.insert<arith::ArithDialect, linalg::LinalgDialect, math::MathDialect,
|
|
tensor::TensorDialect, scf::SCFDialect>();
|
|
}
|
|
|
|
void runOnOperation() override {
|
|
RewritePatternSet patterns(&getContext());
|
|
ConversionTarget target(getContext());
|
|
target.addLegalDialect<linalg::LinalgDialect, tensor::TensorDialect,
|
|
scf::SCFDialect>();
|
|
target.addIllegalDialect<tosa::TosaDialect>();
|
|
|
|
// Not every TOSA op can be legalized to linalg.
|
|
target.addLegalOp<tosa::ApplyScaleOp>();
|
|
target.addLegalOp<tosa::IfOp>();
|
|
target.addLegalOp<tosa::ConstOp>();
|
|
target.addLegalOp<tosa::WhileOp>();
|
|
target.addLegalOp<tosa::SliceOp>();
|
|
|
|
target.markUnknownOpDynamicallyLegal([](Operation *) { return true; });
|
|
|
|
FunctionOpInterface func = getOperation();
|
|
mlir::tosa::populateTosaToLinalgConversionPatterns(&patterns);
|
|
if (failed(applyFullConversion(func, target, std::move(patterns))))
|
|
signalPassFailure();
|
|
}
|
|
};
|
|
} // namespace
|
|
|
|
std::unique_ptr<Pass> mlir::tosa::createTosaToLinalg() {
|
|
return std::make_unique<TosaToLinalg>();
|
|
}
|
|
|
|
void mlir::tosa::addTosaToLinalgPasses(OpPassManager &pm,
|
|
bool disableTosaDecompositions) {
|
|
// Optional decompositions are designed to benefit linalg.
|
|
if (!disableTosaDecompositions)
|
|
pm.addNestedPass<func::FuncOp>(tosa::createTosaOptionalDecompositions());
|
|
pm.addNestedPass<func::FuncOp>(createCanonicalizerPass());
|
|
|
|
pm.addNestedPass<func::FuncOp>(tosa::createTosaMakeBroadcastablePass());
|
|
pm.addNestedPass<func::FuncOp>(tosa::createTosaToLinalgNamed());
|
|
pm.addNestedPass<func::FuncOp>(createCanonicalizerPass());
|
|
// TODO: Remove pass that operates on const tensor and enable optionality
|
|
pm.addNestedPass<func::FuncOp>(tosa::createTosaLayerwiseConstantFoldPass());
|
|
pm.addNestedPass<func::FuncOp>(tosa::createTosaMakeBroadcastablePass());
|
|
pm.addNestedPass<func::FuncOp>(tosa::createTosaValidationPass());
|
|
pm.addNestedPass<func::FuncOp>(tosa::createTosaToLinalg());
|
|
}
|