blob: e00a4bfc49b87e6a3669e70f12a12361647f4805 [file] [log] [blame] [edit]
// Copyright 2020 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/pointer.h"
#include "src/tint/program_builder.h"
#include "src/tint/sem/reference.h"
#include "src/tint/utils/hash.h"
TINT_INSTANTIATE_TYPEINFO(tint::sem::Pointer);
namespace tint::sem {
Pointer::Pointer(const Type* subtype, ast::StorageClass storage_class, ast::Access access)
: subtype_(subtype), storage_class_(storage_class), access_(access) {
TINT_ASSERT(Semantic, !subtype->Is<Reference>());
TINT_ASSERT(Semantic, access != ast::Access::kUndefined);
}
size_t Pointer::Hash() const {
return utils::Hash(TypeInfo::Of<Pointer>().full_hashcode, storage_class_, subtype_, access_);
}
bool Pointer::Equals(const sem::Type& other) const {
if (auto* o = other.As<Pointer>()) {
return o->storage_class_ == storage_class_ && o->subtype_ == subtype_ &&
o->access_ == access_;
}
return false;
}
std::string Pointer::FriendlyName(const SymbolTable& symbols) const {
std::ostringstream out;
out << "ptr<";
if (storage_class_ != ast::StorageClass::kNone) {
out << storage_class_ << ", ";
}
out << subtype_->FriendlyName(symbols) << ", " << access_;
out << ">";
return out.str();
}
Pointer::Pointer(Pointer&&) = default;
Pointer::~Pointer() = default;
} // namespace tint::sem