1 //
2 // Copyright 2016 The ANGLE Project Authors. All rights reserved.
3 // Use of this source code is governed by a BSD-style license that can be
4 // found in the LICENSE file.
5 //
6 // SimplifyLoopConditions is an AST traverser that converts loop conditions and loop expressions
7 // to regular statements inside the loop. This way further transformations that generate statements
8 // from loop conditions and loop expressions work correctly.
9 //
10 
11 #ifndef COMPILER_TRANSLATOR_TREEOPS_SIMPLIFYLOOPCONDITIONS_H_
12 #define COMPILER_TRANSLATOR_TREEOPS_SIMPLIFYLOOPCONDITIONS_H_
13 
14 #include "common/angleutils.h"
15 
16 namespace sh
17 {
18 class TCompiler;
19 class TIntermNode;
20 class TSymbolTable;
21 
22 ANGLE_NO_DISCARD bool SimplifyLoopConditions(TCompiler *compiler,
23                                              TIntermNode *root,
24                                              TSymbolTable *symbolTable);
25 
26 ANGLE_NO_DISCARD bool SimplifyLoopConditions(TCompiler *compiler,
27                                              TIntermNode *root,
28                                              unsigned int conditionsToSimplify,
29                                              TSymbolTable *symbolTable);
30 }  // namespace sh
31 
32 #endif  // COMPILER_TRANSLATOR_TREEOPS_SIMPLIFYLOOPCONDITIONS_H_
33