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ifrforspirv: use the lists of optimization passes from spirv-tools6a0d48e4

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1//
2// Copyright (C) 2014-2016 LunarG, Inc.
3// Copyright (C) 2018 Google, Inc.
4//
5// All rights reserved.
6//
7// Redistribution and use in source and binary forms, with or without
8// modification, are permitted provided that the following conditions
9// are met:
10//
11//    Redistributions of source code must retain the above copyright
12//    notice, this list of conditions and the following disclaimer.
13//
14//    Redistributions in binary form must reproduce the above
15//    copyright notice, this list of conditions and the following
16//    disclaimer in the documentation and/or other materials provided
17//    with the distribution.
18//
19//    Neither the name of 3Dlabs Inc. Ltd. nor the names of its
20//    contributors may be used to endorse or promote products derived
21//    from this software without specific prior written permission.
22//
23// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
24// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
25// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
26// FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
27// COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
28// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
29// BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
30// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
31// CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32// LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
33// ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
34// POSSIBILITY OF SUCH DAMAGE.
35
36//
37// Call into SPIRV-Tools to disassemble, validate, and optimize.
38//
39
40#pragma once
41#ifndef GLSLANG_SPV_TOOLS_H
42#define GLSLANG_SPV_TOOLS_H
43
44#if ENABLE_OPT
45#include <vector>
46#include <ostream>
47#include <unordered_set>
48#include "spirv-tools/libspirv.h"
49#endif
50
51#include "glslang/MachineIndependent/Versions.h"
52#include "glslang/Include/visibility.h"
53#include "GlslangToSpv.h"
54#include "Logger.h"
55
56namespace glslang {
57
58#if ENABLE_OPT
59
60class TIntermediate;
61
62// Translate glslang's view of target versioning to what SPIRV-Tools uses.
63GLSLANG_EXPORT spv_target_env MapToSpirvToolsEnv(const SpvVersion& spvVersion, spv::SpvBuildLogger* logger);
64GLSLANG_EXPORT spv_target_env MapToSpirvToolsEnv(const glslang::TIntermediate& intermediate, spv::SpvBuildLogger* logger);
65
66// Use the SPIRV-Tools disassembler to print SPIR-V using a SPV_ENV_UNIVERSAL_1_3 environment.
67GLSLANG_EXPORT void SpirvToolsDisassemble(std::ostream& out, const std::vector<unsigned int>& spirv);
68
69// Use the SPIRV-Tools disassembler to print SPIR-V with a provided SPIR-V environment.
70GLSLANG_EXPORT void SpirvToolsDisassemble(std::ostream& out, const std::vector<unsigned int>& spirv,
71                                          spv_target_env requested_context);
72
73// Apply the SPIRV-Tools validator to generated SPIR-V.
74GLSLANG_EXPORT void SpirvToolsValidate(const glslang::TIntermediate& intermediate, std::vector<unsigned int>& spirv,
75                                       spv::SpvBuildLogger*, bool prelegalization);
76
77// Apply the SPIRV-Tools optimizer to generated SPIR-V.  HLSL SPIR-V is legalized in the process.
78GLSLANG_EXPORT void SpirvToolsTransform(const glslang::TIntermediate& intermediate, std::vector<unsigned int>& spirv,
79                                        spv::SpvBuildLogger*, const SpvOptions*, bool prelegalization);
80
81// Apply the SPIRV-Tools EliminateDeadInputComponents pass to generated SPIR-V. Put result in |spirv|.
82GLSLANG_EXPORT void SpirvToolsEliminateDeadInputComponents(spv_target_env target_env, std::vector<unsigned int>& spirv,
83                                                           spv::SpvBuildLogger*);
84
85// Apply the SPIRV-Tools AnalyzeDeadOutputStores pass to generated SPIR-V. Put result in |live_locs|.
86// Return true if the result is valid.
87GLSLANG_EXPORT bool SpirvToolsAnalyzeDeadOutputStores(spv_target_env target_env, std::vector<unsigned int>& spirv,
88                                                      std::unordered_set<uint32_t>* live_locs,
89                                                      std::unordered_set<uint32_t>* live_builtins,
90                                                      spv::SpvBuildLogger*);
91
92// Apply the SPIRV-Tools EliminateDeadOutputStores and AggressiveDeadCodeElimination passes to generated SPIR-V using
93// |live_locs|. Put result in |spirv|.
94GLSLANG_EXPORT void SpirvToolsEliminateDeadOutputStores(spv_target_env target_env, std::vector<unsigned int>& spirv,
95                                                        std::unordered_set<uint32_t>* live_locs,
96                                                        std::unordered_set<uint32_t>* live_builtins,
97                                                        spv::SpvBuildLogger*);
98
99// Apply the SPIRV-Tools optimizer to strip debug info from SPIR-V.  This is implicitly done by
100// SpirvToolsTransform if spvOptions->stripDebugInfo is set, but can be called separately if
101// optimization is disabled.
102GLSLANG_EXPORT void SpirvToolsStripDebugInfo(const glslang::TIntermediate& intermediate,
103                                             std::vector<unsigned int>& spirv, spv::SpvBuildLogger*);
104
105#endif
106
107} // end namespace glslang
108
109#endif // GLSLANG_SPV_TOOLS_H