dawn-cmake/src/ast/float_literal.h

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1.8 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_AST_FLOAT_LITERAL_H_
#define SRC_AST_FLOAT_LITERAL_H_
#include <string>
#include "src/ast/literal.h"
namespace tint {
namespace ast {
/// A float literal
class FloatLiteral : public Castable<FloatLiteral, Literal> {
public:
/// Constructor
/// @param program_id the identifier of the program that owns this node
/// @param source the input source
/// @param value the float literals value
FloatLiteral(ProgramID program_id, const Source& source, float value);
~FloatLiteral() override;
/// @returns the float literal value
float value() const { return value_; }
/// @returns the name for this literal. This name is unique to this value.
std::string name() const override;
/// @param sem the semantic info for the program
/// @returns the literal as a string
std::string to_str(const sem::Info& sem) const override;
/// Clones this node and all transitive child nodes using the `CloneContext`
/// `ctx`.
/// @param ctx the clone context
/// @return the newly cloned node
FloatLiteral* Clone(CloneContext* ctx) const override;
private:
float const value_;
};
} // namespace ast
} // namespace tint
#endif // SRC_AST_FLOAT_LITERAL_H_