// Copyright 2023 The Tint Authors.
//
// Licensed 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 under the License.

#include "src/tint/ir/unary.h"
#include "src/tint/debug.h"

TINT_INSTANTIATE_TYPEINFO(tint::ir::Unary);

namespace tint::ir {

Unary::Unary(uint32_t id, Kind kind, const type::Type* type, Value* val)
    : Base(id, type), kind_(kind), val_(val) {
    TINT_ASSERT(IR, val_);
    val_->AddUsage(this);
}

Unary::~Unary() = default;

utils::StringStream& Unary::ToInstruction(utils::StringStream& out) const {
    ToValue(out) << " = ";
    switch (GetKind()) {
        case Unary::Kind::kAddressOf:
            out << "&";
            break;
        case Unary::Kind::kComplement:
            out << "~";
            break;
        case Unary::Kind::kIndirection:
            out << "*";
            break;
        case Unary::Kind::kNegation:
            out << "-";
            break;
        case Unary::Kind::kNot:
            out << "!";
            break;
    }
    val_->ToValue(out);
    return out;
}

}  // namespace tint::ir