torch-mlir/lib/Conversion/NumpyToTCF/Passes.cpp

67 lines
2.2 KiB
C++

//===----------------------------------------------------------------------===//
//
// 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
//
//===----------------------------------------------------------------------===//
#include "npcomp/Conversion/NumpyToTCF/Passes.h"
#include "../PassDetail.h"
#include "mlir/Transforms/GreedyPatternRewriteDriver.h"
#include "npcomp/Dialect/Numpy/IR/NumpyOps.h"
#include "npcomp/Dialect/TCF/IR/TCFDialect.h"
#include "npcomp/Dialect/TCF/IR/TCFOps.h"
using namespace mlir;
using namespace mlir::NPCOMP;
namespace {
template <typename TargetTcfOp>
class ConvertBinaryBuiltinUfuncCallOp
: public OpRewritePattern<Numpy::BuiltinUfuncCallOp> {
public:
ConvertBinaryBuiltinUfuncCallOp(MLIRContext *context, StringRef qualifiedName,
PatternBenefit benefit = 1)
: OpRewritePattern(context, benefit), qualifiedName(qualifiedName) {}
LogicalResult matchAndRewrite(Numpy::BuiltinUfuncCallOp op,
PatternRewriter &rewriter) const override {
if (op.qualified_name() != qualifiedName)
return failure();
if (op.inputs().size() != 2)
return failure();
rewriter.replaceOpWithNewOp<TargetTcfOp>(op, op.getResult().getType(),
op.inputs()[0], op.inputs()[1]);
return success();
}
private:
StringRef qualifiedName;
};
} // namespace
namespace {
class ConvertNumpyToTCF : public ConvertNumpyToTCFBase<ConvertNumpyToTCF> {
void getDependentDialects(DialectRegistry &registry) const override {
registry.insert<NPCOMP::tcf::TCFDialect>();
}
void runOnOperation() override {
FuncOp func = getOperation();
MLIRContext *context = &getContext();
OwningRewritePatternList patterns;
patterns.insert<ConvertBinaryBuiltinUfuncCallOp<tcf::AddOp>>(context,
"numpy.add");
(void)applyPatternsAndFoldGreedily(func, std::move(patterns));
}
};
} // namespace
std::unique_ptr<OperationPass<FuncOp>>
mlir::NPCOMP::createConvertNumpyToTCFPass() {
return std::make_unique<ConvertNumpyToTCF>();
}