| // 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/loop_statement.h" |
| |
| #include "src/ast/clone_context.h" |
| #include "src/ast/module.h" |
| |
| TINT_INSTANTIATE_CLASS_ID(tint::ast::LoopStatement); |
| |
| namespace tint { |
| namespace ast { |
| |
| LoopStatement::LoopStatement(const Source& source, |
| BlockStatement* body, |
| BlockStatement* continuing) |
| : Base(source), body_(body), continuing_(continuing) {} |
| |
| LoopStatement::LoopStatement(LoopStatement&&) = default; |
| |
| LoopStatement::~LoopStatement() = default; |
| |
| LoopStatement* LoopStatement::Clone(CloneContext* ctx) const { |
| return ctx->mod->create<LoopStatement>( |
| ctx->Clone(source()), ctx->Clone(body_), ctx->Clone(continuing_)); |
| } |
| |
| bool LoopStatement::IsValid() const { |
| if (body_ == nullptr || !body_->IsValid()) { |
| return false; |
| } |
| if (continuing_ == nullptr || !continuing_->IsValid()) { |
| return false; |
| } |
| return true; |
| } |
| |
| void LoopStatement::to_str(std::ostream& out, size_t indent) const { |
| make_indent(out, indent); |
| out << "Loop{" << std::endl; |
| |
| if (body_ != nullptr) { |
| for (auto* stmt : *body_) { |
| stmt->to_str(out, indent + 2); |
| } |
| } |
| |
| if (continuing_ != nullptr && continuing_->size() > 0) { |
| make_indent(out, indent + 2); |
| out << "continuing {" << std::endl; |
| |
| for (auto* stmt : *continuing_) { |
| stmt->to_str(out, indent + 4); |
| } |
| |
| make_indent(out, indent + 2); |
| out << "}" << std::endl; |
| } |
| |
| make_indent(out, indent); |
| out << "}" << std::endl; |
| } |
| |
| } // namespace ast |
| } // namespace tint |