torch-mlir/projects/ltc/csrc/base_lazy_backend/ops/index.cpp

100 lines
3.4 KiB
C++

//===- index.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
// Also available under a BSD-style license. See LICENSE.
//
//===----------------------------------------------------------------------===//
#include "index.h"
namespace torch {
namespace lazy {
IndexTensor::IndexTensor(const torch::lazy::Value &self,
const torch::lazy::Value &indices,
std::vector<torch::lazy::Shape> &&shapes)
: torch::lazy::TorchMlirNode(IndexTensor::ClassOpKind(),
OpList{self, indices}, std::move(shapes),
/* num_outputs */ 1, torch::lazy::MHash()) {}
std::string IndexTensor::ToString() const {
std::stringstream ss;
ss << torch::lazy::TorchMlirNode::ToString();
return ss.str();
}
bool IndexTensor::CanBeReused(const torch::lazy::Value &self,
const torch::lazy::Value &indices) const {
return false;
}
TorchMlirOpVector IndexTensor::Lower(TorchMlirFunction function,
TorchMlirLoweringContext *loctx) const {
PRINT_FUNCTION();
std::vector<torch::jit::NamedValue> arguments;
std::vector<torch::jit::NamedValue> kwarguments;
arguments.reserve(2);
kwarguments.reserve(0);
size_t i = 0;
arguments.emplace_back(loctx->GetOutputOp(operand(i++)));
arguments.emplace_back(loctx->GetOutputOp(operand(i++)));
torch::lazy::TorchMlirOpVector index_out = torch::lazy::LowerTorchMlirBuiltin(
function, op().op, shapes(), arguments, kwarguments);
TORCH_CHECK_EQ(index_out.size(), 1);
return index_out;
}
IndexPut::IndexPut(const torch::lazy::Value &self,
const torch::lazy::Value &indices,
const torch::lazy::Value &values, bool accumulate,
std::vector<torch::lazy::Shape> &&shapes)
: torch::lazy::TorchMlirNode(
IndexPut::ClassOpKind(), OpList{self, indices, values},
std::move(shapes),
/* num_outputs */ 1, torch::lazy::MHash(accumulate)),
accumulate(accumulate) {}
std::string IndexPut::ToString() const {
std::stringstream ss;
ss << torch::lazy::TorchMlirNode::ToString();
ss << ", accumulate=" << accumulate;
return ss.str();
}
bool IndexPut::CanBeReused(const torch::lazy::Value &self,
const torch::lazy::Value &indices,
const torch::lazy::Value &values,
bool accumulate) const {
return false;
}
TorchMlirOpVector IndexPut::Lower(TorchMlirFunction function,
TorchMlirLoweringContext *loctx) const {
PRINT_FUNCTION();
std::vector<torch::jit::NamedValue> arguments;
std::vector<torch::jit::NamedValue> kwarguments;
arguments.reserve(4);
kwarguments.reserve(0);
size_t i = 0;
arguments.emplace_back(loctx->GetOutputOp(operand(i++)));
arguments.emplace_back(loctx->GetOutputOp(operand(i++)));
arguments.emplace_back(loctx->GetOutputOp(operand(i++)));
arguments.emplace_back("accumulate", accumulate);
torch::lazy::TorchMlirOpVector index_out = torch::lazy::LowerTorchMlirBuiltin(
function, op().op, shapes(), arguments, kwarguments);
TORCH_CHECK_EQ(index_out.size(), 1);
return index_out;
}
} // namespace lazy
} // namespace torch