dawn-cmake/src/ast/pointer.cc

70 lines
2.0 KiB
C++

// 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/ast/pointer.h"
#include "src/program_builder.h"
TINT_INSTANTIATE_TYPEINFO(tint::ast::Pointer);
namespace tint {
namespace ast {
Pointer::Pointer(ProgramID program_id,
const Source& source,
Type* const subtype,
ast::StorageClass storage_class,
ast::Access access)
: Base(program_id, source),
subtype_(subtype),
storage_class_(storage_class),
access_(access) {}
std::string Pointer::type_name() const {
std::ostringstream out;
out << "__ptr_" << storage_class_ << subtype_->type_name();
if (access_ != ast::Access::kUndefined) {
out << "_" << access_;
}
return out.str();
}
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);
if (access_ != ast::Access::kUndefined) {
out << ", " << access_;
}
out << ">";
return out.str();
}
Pointer::Pointer(Pointer&&) = default;
Pointer::~Pointer() = default;
Pointer* Pointer::Clone(CloneContext* ctx) const {
// Clone arguments outside of create() call to have deterministic ordering
auto src = ctx->Clone(source());
auto* ty = ctx->Clone(type());
return ctx->dst->create<Pointer>(src, ty, storage_class_, access_);
}
} // namespace ast
} // namespace tint