| // 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/type/alias_type.h" |
| |
| #include <assert.h> |
| |
| #include "src/clone_context.h" |
| #include "src/program_builder.h" |
| |
| TINT_INSTANTIATE_CLASS_ID(tint::type::Alias); |
| |
| namespace tint { |
| namespace type { |
| |
| Alias::Alias(const Symbol& sym, Type* subtype) |
| : symbol_(sym), subtype_(subtype) { |
| assert(subtype_); |
| } |
| |
| Alias::Alias(Alias&&) = default; |
| |
| Alias::~Alias() = default; |
| |
| std::string Alias::type_name() const { |
| return "__alias_" + symbol_.to_str() + subtype_->type_name(); |
| } |
| |
| std::string Alias::FriendlyName(const SymbolTable& symbols) const { |
| return symbols.NameFor(symbol_); |
| } |
| |
| uint64_t Alias::MinBufferBindingSize(MemoryLayout mem_layout) const { |
| return subtype_->MinBufferBindingSize(mem_layout); |
| } |
| |
| uint64_t Alias::BaseAlignment(MemoryLayout mem_layout) const { |
| return subtype_->BaseAlignment(mem_layout); |
| } |
| |
| Alias* Alias::Clone(CloneContext* ctx) const { |
| // Clone arguments outside of create() call to have deterministic ordering |
| auto sym = ctx->Clone(symbol()); |
| auto* ty = ctx->Clone(type()); |
| return ctx->dst->create<Alias>(sym, ty); |
| } |
| |
| } // namespace type |
| } // namespace tint |