| // |
| // Copyright (c) 2018 The ANGLE Project Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| // |
| // RewriteRepeatedAssignToSwizzled.h: Rewrite expressions that assign an assignment to a swizzled |
| // vector, like: |
| // v.x = z = expression; |
| // to: |
| // z = expression; |
| // v.x = z; |
| // |
| // Note that this doesn't handle some corner cases: expressions nested inside other expressions, |
| // inside loop headers, or inside if conditions. |
| |
| #ifndef COMPILER_TRANSLATOR_TREEOPS_REWRITEREPEATEDASSIGNTOSWIZZLED_H_ |
| #define COMPILER_TRANSLATOR_TREEOPS_REWRITEREPEATEDASSIGNTOSWIZZLED_H_ |
| |
| namespace sh |
| { |
| |
| class TIntermBlock; |
| |
| void RewriteRepeatedAssignToSwizzled(TIntermBlock *root); |
| |
| } // namespace sh |
| |
| #endif // COMPILER_TRANSLATOR_TREEOPS_REWRITEREPEATEDASSIGNTOSWIZZLED_H_ |
