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Diffstat (limited to 'gfx/angle/checkout/src/compiler/translator/tree_ops/d3d/RewriteExpressionsWithShaderStorageBlock.h')
-rw-r--r-- | gfx/angle/checkout/src/compiler/translator/tree_ops/d3d/RewriteExpressionsWithShaderStorageBlock.h | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/gfx/angle/checkout/src/compiler/translator/tree_ops/d3d/RewriteExpressionsWithShaderStorageBlock.h b/gfx/angle/checkout/src/compiler/translator/tree_ops/d3d/RewriteExpressionsWithShaderStorageBlock.h new file mode 100644 index 0000000000..bf824c4a23 --- /dev/null +++ b/gfx/angle/checkout/src/compiler/translator/tree_ops/d3d/RewriteExpressionsWithShaderStorageBlock.h @@ -0,0 +1,37 @@ +// +// Copyright 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. +// +// RewriteExpressionsWithShaderStorageBlock rewrites the expressions that contain shader storage +// block calls into several simple ones that can be easily handled in the HLSL translator. After the +// AST pass, all ssbo related blocks will be like below: +// ssbo_access_chain = ssbo_access_chain; +// ssbo_access_chain = expr_no_ssbo; +// lvalue_no_ssbo = ssbo_access_chain; +// +// Below situations are needed to be rewritten (Details can be found in .cpp file). +// SSBO as the operand of compound assignment operators. +// SSBO as the operand of ++/--. +// SSBO as the operand of repeated assignment. +// SSBO as the operand of readonly unary/binary/ternary operators. +// SSBO as the argument of aggregate type. +// SSBO as the condition of if/switch/while/do-while/for + +#ifndef COMPILER_TRANSLATOR_TREEOPS_D3D_REWRITE_EXPRESSIONS_WITH_SHADER_STORAGE_BLOCK_H_ +#define COMPILER_TRANSLATOR_TREEOPS_D3D_REWRITE_EXPRESSIONS_WITH_SHADER_STORAGE_BLOCK_H_ + +#include "common/angleutils.h" + +namespace sh +{ +class TCompiler; +class TIntermNode; +class TSymbolTable; + +[[nodiscard]] bool RewriteExpressionsWithShaderStorageBlock(TCompiler *compiler, + TIntermNode *root, + TSymbolTable *symbolTable); +} // namespace sh + +#endif // COMPILER_TRANSLATOR_TREEOPS_D3D_REWRITE_EXPRESSIONS_WITH_SHADER_STORAGE_BLOCK_H_ |