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docs/ -> docs/tint/ fuzzers/ -> src/tint/fuzzers/ samples/ -> src/tint/cmd/ src/ -> src/tint/ test/ -> test/tint/ BUG=tint:1418,tint:1433 Change-Id: Id2aa79f989aef3245b80ef4aa37a27ff16cd700b Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/80482 Kokoro: Kokoro <noreply+kokoro@google.com> Reviewed-by: Ben Clayton <bclayton@google.com> Commit-Queue: Ryan Harrison <rharrison@chromium.org>
84 lines
2.7 KiB
C++
84 lines
2.7 KiB
C++
// Copyright 2021 The Tint Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef SRC_TINT_SEM_EXPRESSION_H_
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#define SRC_TINT_SEM_EXPRESSION_H_
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#include "src/tint/ast/expression.h"
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#include "src/tint/sem/behavior.h"
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#include "src/tint/sem/constant.h"
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#include "src/tint/sem/node.h"
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namespace tint {
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namespace sem {
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// Forward declarations
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class Statement;
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class Type;
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/// Expression holds the semantic information for expression nodes.
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class Expression : public Castable<Expression, Node> {
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public:
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/// Constructor
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/// @param declaration the AST node
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/// @param type the resolved type of the expression
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/// @param statement the statement that owns this expression
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/// @param constant the constant value of the expression. May be invalid
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/// @param has_side_effects true if this expression may have side-effects
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Expression(const ast::Expression* declaration,
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const sem::Type* type,
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const Statement* statement,
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Constant constant,
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bool has_side_effects);
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/// Destructor
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~Expression() override;
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/// @returns the AST node
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const ast::Expression* Declaration() const { return declaration_; }
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/// @return the resolved type of the expression
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const sem::Type* Type() const { return type_; }
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/// @return the statement that owns this expression
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const Statement* Stmt() const { return statement_; }
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/// @return the constant value of this expression
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const Constant& ConstantValue() const { return constant_; }
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/// @return the behaviors of this statement
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const sem::Behaviors& Behaviors() const { return behaviors_; }
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/// @return the behaviors of this statement
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sem::Behaviors& Behaviors() { return behaviors_; }
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/// @return true of this expression may have side effects
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bool HasSideEffects() const { return has_side_effects_; }
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protected:
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/// The AST expression node for this semantic expression
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const ast::Expression* const declaration_;
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private:
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const sem::Type* const type_;
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const Statement* const statement_;
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const Constant constant_;
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sem::Behaviors behaviors_{sem::Behavior::kNext};
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const bool has_side_effects_;
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};
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} // namespace sem
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} // namespace tint
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#endif // SRC_TINT_SEM_EXPRESSION_H_
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