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d7ee9c1510
Convenience overload to return ast::IndexAccessorExpression instead of ast::Expression Change-Id: Ib239fd6d5742425a629fc76e1b564a3c7781ca2a Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/122342 Reviewed-by: Dan Sinclair <dsinclair@chromium.org> Commit-Queue: Ben Clayton <bclayton@chromium.org> Kokoro: Ben Clayton <bclayton@chromium.org>
70 lines
2.7 KiB
C++
70 lines
2.7 KiB
C++
// Copyright 2022 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_INDEX_ACCESSOR_EXPRESSION_H_
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#define SRC_TINT_SEM_INDEX_ACCESSOR_EXPRESSION_H_
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#include <vector>
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#include "src/tint/ast/index_accessor_expression.h"
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#include "src/tint/sem/value_expression.h"
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namespace tint::sem {
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/// IndexAccessorExpression holds the semantic information for a ast::IndexAccessorExpression node.
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class IndexAccessorExpression final : public Castable<IndexAccessorExpression, ValueExpression> {
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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 stage the earliest evaluation stage for the expression
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/// @param object the object expression that is being indexed
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/// @param index the index 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 null
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/// @param has_side_effects whether this expression may have side effects
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/// @param root_ident the (optional) root identifier for this expression
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IndexAccessorExpression(const ast::IndexAccessorExpression* declaration,
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const type::Type* type,
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EvaluationStage stage,
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const ValueExpression* object,
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const ValueExpression* index,
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const Statement* statement,
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const constant::Value* constant,
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bool has_side_effects,
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const Variable* root_ident = nullptr);
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/// Destructor
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~IndexAccessorExpression() override;
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/// @returns the AST node
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const ast::IndexAccessorExpression* Declaration() const {
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return static_cast<const ast::IndexAccessorExpression*>(declaration_);
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}
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/// @returns the object expression that is being indexed
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ValueExpression const* Object() const { return object_; }
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/// @returns the index expression
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ValueExpression const* Index() const { return index_; }
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private:
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ValueExpression const* const object_;
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ValueExpression const* const index_;
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};
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} // namespace tint::sem
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#endif // SRC_TINT_SEM_INDEX_ACCESSOR_EXPRESSION_H_
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