1 // 2 // Copyright 2020 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 7 #ifndef COMPILER_TRANSLATOR_TRANSLATORMETALDIRECT_REWRITEOUTARGS_H_ 8 #define COMPILER_TRANSLATOR_TRANSLATORMETALDIRECT_REWRITEOUTARGS_H_ 9 10 #include "compiler/translator/Compiler.h" 11 #include "compiler/translator/TranslatorMetalDirect/ProgramPrelude.h" 12 #include "compiler/translator/TranslatorMetalDirect/SymbolEnv.h" 13 14 namespace sh 15 { 16 17 // e.g.: 18 // /*void foo(out int x, inout int y)*/ 19 // foo(z, w); 20 // becomes 21 // foo(Out(z), InOut(w)); 22 // unless `z` and `w` are detected to never alias. 23 // The translated example effectively behaves the same as: 24 // int _1; 25 // int _2 = w; 26 // foo(_1, _2); 27 // z = _1; 28 // w = _2; 29 ANGLE_NO_DISCARD bool RewriteOutArgs(TCompiler &compiler, TIntermBlock &root, SymbolEnv &symbolEnv); 30 31 } // namespace sh 32 33 #endif // COMPILER_TRANSLATOR_TRANSLATORMETALDIRECT_REWRITEOUTARGS_H_ 34