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// Copyright 2022 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/type/pointer.h"
#include "src/tint/debug.h"
#include "src/tint/diagnostic/diagnostic.h"
#include "src/tint/type/manager.h"
#include "src/tint/type/reference.h"
#include "src/tint/utils/hash.h"
#include "src/tint/utils/string_stream.h"
TINT_INSTANTIATE_TYPEINFO(tint::type::Pointer);
namespace tint::type {
Pointer::Pointer(const Type* subtype, builtin::AddressSpace address_space, builtin::Access access)
: Base(
utils::Hash(utils::TypeInfo::Of<Pointer>().full_hashcode, address_space, subtype, access),
type::Flags{}),
subtype_(subtype),
address_space_(address_space),
access_(access) {
TINT_ASSERT(Type, !subtype->Is<Reference>());
TINT_ASSERT(Type, access != builtin::Access::kUndefined);
}
bool Pointer::Equals(const UniqueNode& other) const {
if (auto* o = other.As<Pointer>()) {
return o->address_space_ == address_space_ && o->subtype_ == subtype_ &&
o->access_ == access_;
}
return false;
}
std::string Pointer::FriendlyName() const {
utils::StringStream out;
out << "ptr<";
if (address_space_ != builtin::AddressSpace::kUndefined) {
out << address_space_ << ", ";
}
out << subtype_->FriendlyName() << ", " << access_;
out << ">";
return out.str();
}
Pointer::~Pointer() = default;
Pointer* Pointer::Clone(CloneContext& ctx) const {
auto* ty = subtype_->Clone(ctx);
return ctx.dst.mgr->Get<Pointer>(ty, address_space_, access_);
}
} // namespace tint::type