dawn-cmake/src/tint/ast/else_statement.h
Ben Clayton 41f8d2ad52 Use 'final' specifier on leaf classes
Tint makes heavy use of RTTI via virtual methods. Give the compiler the
opportunity to optimize away some of these virtuals.

Bug: tint:1383
Change-Id: I28edfaa0a05bb1a9c506c61c0084542c0aeb37f0
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/82745
Reviewed-by: James Price <jrprice@google.com>
Reviewed-by: David Neto <dneto@google.com>
Kokoro: Kokoro <noreply+kokoro@google.com>
Commit-Queue: Ben Clayton <bclayton@google.com>
2022-03-07 18:37:46 +00:00

62 lines
1.9 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.
#ifndef SRC_TINT_AST_ELSE_STATEMENT_H_
#define SRC_TINT_AST_ELSE_STATEMENT_H_
#include <vector>
#include "src/tint/ast/block_statement.h"
#include "src/tint/ast/expression.h"
namespace tint {
namespace ast {
/// An else statement
class ElseStatement final : public Castable<ElseStatement, Statement> {
public:
/// Constructor
/// @param pid the identifier of the program that owns this node
/// @param src the source of this node
/// @param condition the else condition
/// @param body the else body
ElseStatement(ProgramID pid,
const Source& src,
const Expression* condition,
const BlockStatement* body);
/// Move constructor
ElseStatement(ElseStatement&&);
~ElseStatement() override;
/// Clones this node and all transitive child nodes using the `CloneContext`
/// `ctx`.
/// @param ctx the clone context
/// @return the newly cloned node
const ElseStatement* Clone(CloneContext* ctx) const override;
/// The else condition or nullptr if none set
const Expression* const condition;
/// The else body
const BlockStatement* const body;
};
/// A list of else statements
using ElseStatementList = std::vector<const ElseStatement*>;
} // namespace ast
} // namespace tint
#endif // SRC_TINT_AST_ELSE_STATEMENT_H_