vector_expr.h

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 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
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#ifndef TVM_IR_PRIM_VECTOR_EXPR_H_
#define TVM_IR_PRIM_VECTOR_EXPR_H_
 
#include <tvm/ffi/container/array.h>
#include <tvm/ir/cow.h>
#include <tvm/ir/expr.h>
 
namespace tvm {
namespace prim {
 
class RampNode : public ExprNode {
 public:
  RampNode(PrimExpr base, PrimExpr stride, PrimExpr lanes)
      : base(std::move(base)), stride(std::move(stride)), lanes(std::move(lanes)) {}
  explicit RampNode(ffi::UnsafeInit tag) : base(tag), stride(tag), lanes(tag) {}
 
  PrimExpr base;
  PrimExpr stride;
  PrimExpr lanes;
  static void RegisterReflection() {
    namespace refl = tvm::ffi::reflection;
    refl::ObjectDef<RampNode>()
        .def_ro("base", &RampNode::base)
        .def_ro("stride", &RampNode::stride)
        .def_ro("lanes", &RampNode::lanes);
  }
  TVM_FFI_DECLARE_OBJECT_INFO_FINAL("prim.Ramp", RampNode, ExprNode);
};
 
class Ramp : public PrimExpr {
 public:
  TVM_TIRX_DLL Ramp(PrimExpr base, PrimExpr stride, PrimExpr lanes, Location loc = UnknownLoc());
  explicit Ramp(ffi::ObjectPtr<RampNode> node) : PrimExpr(std::move(node)) {}
 
  TVM_FFI_DEFINE_OBJECT_REF_METHODS_NOTNULLABLE(Ramp, PrimExpr, RampNode);
  static constexpr bool _type_container_is_exact = true;
  TVM_DEFINE_OBJECT_REF_COW_METHOD(RampNode);
};
 
class BroadcastNode : public ExprNode {
 public:
  BroadcastNode(PrimExpr value, PrimExpr lanes)
      : value(std::move(value)), lanes(std::move(lanes)) {}
  explicit BroadcastNode(ffi::UnsafeInit tag) : value(tag), lanes(tag) {}
 
  PrimExpr value;
  PrimExpr lanes;
  static void RegisterReflection() {
    namespace refl = tvm::ffi::reflection;
    refl::ObjectDef<BroadcastNode>()
        .def_ro("value", &BroadcastNode::value)
        .def_ro("lanes", &BroadcastNode::lanes);
  }
  TVM_FFI_DECLARE_OBJECT_INFO_FINAL("prim.Broadcast", BroadcastNode, ExprNode);
};
 
class Broadcast : public PrimExpr {
 public:
  TVM_TIRX_DLL Broadcast(PrimExpr value, PrimExpr lanes, Location loc = UnknownLoc());
  explicit Broadcast(ffi::ObjectPtr<BroadcastNode> node) : PrimExpr(std::move(node)) {}
 
  TVM_FFI_DEFINE_OBJECT_REF_METHODS_NOTNULLABLE(Broadcast, PrimExpr, BroadcastNode);
  static constexpr bool _type_container_is_exact = true;
  TVM_DEFINE_OBJECT_REF_COW_METHOD(BroadcastNode);
};
 
class ShuffleNode : public ExprNode {
 public:
  ffi::Array<PrimExpr> vectors;
  ffi::Array<PrimExpr> indices;
  static void RegisterReflection() {
    namespace refl = tvm::ffi::reflection;
    refl::ObjectDef<ShuffleNode>()
        .def_ro("vectors", &ShuffleNode::vectors)
        .def_ro("indices", &ShuffleNode::indices);
  }
  TVM_FFI_DECLARE_OBJECT_INFO_FINAL("prim.Shuffle", ShuffleNode, ExprNode);
};
 
class Shuffle : public PrimExpr {
 public:
  TVM_TIRX_DLL Shuffle(ffi::Array<PrimExpr> vectors, ffi::Array<PrimExpr> indices,
                       Location loc = UnknownLoc());
  TVM_TIRX_DLL static PrimExpr Concat(ffi::Array<PrimExpr> vectors, Location loc = UnknownLoc());
  TVM_TIRX_DLL static PrimExpr ExtractElement(PrimExpr vector, int index,
                                              Location loc = UnknownLoc());
  explicit Shuffle(ffi::ObjectPtr<ShuffleNode> node) : PrimExpr(std::move(node)) {}
 
  TVM_FFI_DEFINE_OBJECT_REF_METHODS_NOTNULLABLE(Shuffle, PrimExpr, ShuffleNode);
  static constexpr bool _type_container_is_exact = true;
  TVM_DEFINE_OBJECT_REF_COW_METHOD(ShuffleNode);
};
 
}  // namespace prim
}  // namespace tvm
#endif  // TVM_IR_PRIM_VECTOR_EXPR_H_