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// Copyright 2021 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/sem/reference.h"
#include "src/tint/program_builder.h"
#include "src/tint/utils/hash.h"
TINT_INSTANTIATE_TYPEINFO(tint::sem::Reference);
namespace tint::sem {
Reference::Reference(const Type* subtype, ast::AddressSpace address_space, ast::Access access)
: Base(TypeFlags{}), subtype_(subtype), address_space_(address_space), access_(access) {
TINT_ASSERT(Semantic, !subtype->Is<Reference>());
TINT_ASSERT(Semantic, access != ast::Access::kUndefined);
}
size_t Reference::Hash() const {
return utils::Hash(TypeInfo::Of<Reference>().full_hashcode, address_space_, subtype_, access_);
}
bool Reference::Equals(const sem::Type& other) const {
if (auto* o = other.As<Reference>()) {
return o->address_space_ == address_space_ && o->subtype_ == subtype_ &&
o->access_ == access_;
}
return false;
}
std::string Reference::FriendlyName(const SymbolTable& symbols) const {
std::ostringstream out;
out << "ref<";
if (address_space_ != ast::AddressSpace::kNone) {
out << address_space_ << ", ";
}
out << subtype_->FriendlyName(symbols) << ", " << access_;
out << ">";
return out.str();
}
Reference::Reference(Reference&&) = default;
Reference::~Reference() = default;
} // namespace tint::sem