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114 lines
4.9 KiB
C++
114 lines
4.9 KiB
C++
//
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// Copyright (C) 2014-2016 LunarG, Inc.
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// Copyright (C) 2018 Google, Inc.
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//
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions
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// are met:
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//
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// Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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//
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// Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following
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// disclaimer in the documentation and/or other materials provided
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// with the distribution.
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//
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// Neither the name of 3Dlabs Inc. Ltd. nor the names of its
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// contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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// FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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// COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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// BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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// CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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// LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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// ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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// POSSIBILITY OF SUCH DAMAGE.
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//
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// Call into SPIRV-Tools to disassemble, validate, and optimize.
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//
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#pragma once
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#ifndef GLSLANG_SPV_TOOLS_H
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#define GLSLANG_SPV_TOOLS_H
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#if ENABLE_OPT
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#include <vector>
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#include <ostream>
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#include "spirv-tools/libspirv.h"
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#endif
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#include "glslang/MachineIndependent/localintermediate.h"
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#include "Logger.h"
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namespace glslang {
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struct SpvOptions {
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bool generateDebugInfo {false};
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bool stripDebugInfo {false};
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bool disableOptimizer {true};
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bool optimizeSize {false};
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bool disassemble {false};
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bool validate {false};
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bool emitNonSemanticShaderDebugInfo {false};
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bool emitNonSemanticShaderDebugSource{ false };
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bool compileOnly{false};
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};
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#if ENABLE_OPT
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// Translate glslang's view of target versioning to what SPIRV-Tools uses.
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spv_target_env MapToSpirvToolsEnv(const SpvVersion& spvVersion, spv::SpvBuildLogger* logger);
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// Use the SPIRV-Tools disassembler to print SPIR-V using a SPV_ENV_UNIVERSAL_1_3 environment.
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void SpirvToolsDisassemble(std::ostream& out, const std::vector<unsigned int>& spirv);
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// Use the SPIRV-Tools disassembler to print SPIR-V with a provided SPIR-V environment.
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void SpirvToolsDisassemble(std::ostream& out, const std::vector<unsigned int>& spirv,
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spv_target_env requested_context);
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// Apply the SPIRV-Tools validator to generated SPIR-V.
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void SpirvToolsValidate(const glslang::TIntermediate& intermediate, std::vector<unsigned int>& spirv,
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spv::SpvBuildLogger*, bool prelegalization);
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// Apply the SPIRV-Tools optimizer to generated SPIR-V. HLSL SPIR-V is legalized in the process.
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void SpirvToolsTransform(const glslang::TIntermediate& intermediate, std::vector<unsigned int>& spirv,
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spv::SpvBuildLogger*, const SpvOptions*);
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// Apply the SPIRV-Tools EliminateDeadInputComponents pass to generated SPIR-V. Put result in |spirv|.
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void SpirvToolsEliminateDeadInputComponents(spv_target_env target_env, std::vector<unsigned int>& spirv,
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spv::SpvBuildLogger*);
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// Apply the SPIRV-Tools AnalyzeDeadOutputStores pass to generated SPIR-V. Put result in |live_locs|.
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// Return true if the result is valid.
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bool SpirvToolsAnalyzeDeadOutputStores(spv_target_env target_env, std::vector<unsigned int>& spirv,
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std::unordered_set<uint32_t>* live_locs,
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std::unordered_set<uint32_t>* live_builtins, spv::SpvBuildLogger*);
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// Apply the SPIRV-Tools EliminateDeadOutputStores and AggressiveDeadCodeElimination passes to generated SPIR-V using
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// |live_locs|. Put result in |spirv|.
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void SpirvToolsEliminateDeadOutputStores(spv_target_env target_env, std::vector<unsigned int>& spirv,
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std::unordered_set<uint32_t>* live_locs,
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std::unordered_set<uint32_t>* live_builtins, spv::SpvBuildLogger*);
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// Apply the SPIRV-Tools optimizer to strip debug info from SPIR-V. This is implicitly done by
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// SpirvToolsTransform if spvOptions->stripDebugInfo is set, but can be called separately if
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// optimization is disabled.
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void SpirvToolsStripDebugInfo(const glslang::TIntermediate& intermediate,
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std::vector<unsigned int>& spirv, spv::SpvBuildLogger*);
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#endif
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} // end namespace glslang
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#endif // GLSLANG_SPV_TOOLS_H
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