ast: Add a CompoundAssignmentStatement node
Bug: tint:1325
Change-Id: I6b5024fd81cd02119d9520e72ab4bdf14eafc3c2
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/85280
Reviewed-by: Ben Clayton <bclayton@google.com>
Kokoro: Kokoro <noreply+kokoro@google.com>
diff --git a/src/tint/ast/compound_assignment_statement.h b/src/tint/ast/compound_assignment_statement.h
new file mode 100644
index 0000000..49a2004
--- /dev/null
+++ b/src/tint/ast/compound_assignment_statement.h
@@ -0,0 +1,63 @@
+// Copyright 2022 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_COMPOUND_ASSIGNMENT_STATEMENT_H_
+#define SRC_TINT_AST_COMPOUND_ASSIGNMENT_STATEMENT_H_
+
+#include "src/tint/ast/binary_expression.h"
+#include "src/tint/ast/expression.h"
+#include "src/tint/ast/statement.h"
+
+namespace tint {
+namespace ast {
+
+/// A compound assignment statement
+class CompoundAssignmentStatement final
+ : public Castable<CompoundAssignmentStatement, Statement> {
+ public:
+ /// Constructor
+ /// @param program_id the identifier of the program that owns this node
+ /// @param source the compound assignment statement source
+ /// @param lhs the left side of the expression
+ /// @param rhs the right side of the expression
+ /// @param op the binary operator
+ CompoundAssignmentStatement(ProgramID program_id,
+ const Source& source,
+ const Expression* lhs,
+ const Expression* rhs,
+ BinaryOp op);
+ /// Move constructor
+ CompoundAssignmentStatement(CompoundAssignmentStatement&&);
+ ~CompoundAssignmentStatement() override;
+
+ /// Clones this node and all transitive child nodes using the `CloneContext`
+ /// `ctx`.
+ /// @param ctx the clone context
+ /// @return the newly cloned node
+ const CompoundAssignmentStatement* Clone(CloneContext* ctx) const override;
+
+ /// left side expression
+ const Expression* const lhs;
+
+ /// right side expression
+ const Expression* const rhs;
+
+ /// the binary operator
+ const BinaryOp op;
+};
+
+} // namespace ast
+} // namespace tint
+
+#endif // SRC_TINT_AST_COMPOUND_ASSIGNMENT_STATEMENT_H_
