llvm/mlir/test/lib/Dialect/Tosa/TosaTestPasses.cpp

//===- TosaTestPasses.cpp -------------------------------------------------===//
//
// 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
//
//===----------------------------------------------------------------------===//
//
// Test passes to exercise TOSA helper functions.
//
//===----------------------------------------------------------------------===//

#include "mlir/Dialect/Func/IR/FuncOps.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/BuiltinTypes.h"
#include "mlir/IR/Matchers.h"
#include "mlir/Pass/Pass.h"
#include "mlir/Transforms/GreedyPatternRewriteDriver.h"

#define PASS_NAME …

usingnamespacemlir;
usingnamespacemlir::tosa;

// This transformation converts quantized uint8 to quantized int8. The
// construction of the new type invokes buildQTypeFromMinMax. Extracted from
// TOSA legalization infrastructure.
struct ConvertTosaNegateOp : public RewritePattern { … };

LogicalResult
ConvertTosaNegateOp::matchAndRewrite(Operation *op,
                                     PatternRewriter &rewriter) const { … }

// This transformation modifies the quantized output of a test conv2d input and
// appends a TOSA rescale after it. The rescale op requires the invocation of
// computeMultiplierAndShift. From TOSA legalization infrastructure.
struct ConvertTosaConv2DOp : public RewritePattern { … };

LogicalResult
ConvertTosaConv2DOp::matchAndRewrite(Operation *op,
                                     PatternRewriter &rewriter) const { … }

namespace {

struct TosaTestQuantUtilAPI
    : public PassWrapper<TosaTestQuantUtilAPI, OperationPass<func::FuncOp>> { … };

void TosaTestQuantUtilAPI::runOnOperation() { … }

} // namespace

namespace mlir {
void registerTosaTestQuantUtilAPIPass() { … }
} // namespace mlir