mirror of
https://github.com/ZDoom/gzdoom-gles.git
synced 2024-12-11 04:51:13 +00:00
200 lines
7.7 KiB
C++
200 lines
7.7 KiB
C++
|
//
|
||
|
// Copyright (C) 2014-2016 LunarG, Inc.
|
||
|
// Copyright (C) 2018 Google, Inc.
|
||
|
//
|
||
|
// All rights reserved.
|
||
|
//
|
||
|
// Redistribution and use in source and binary forms, with or without
|
||
|
// modification, are permitted provided that the following conditions
|
||
|
// are met:
|
||
|
//
|
||
|
// Redistributions of source code must retain the above copyright
|
||
|
// notice, this list of conditions and the following disclaimer.
|
||
|
//
|
||
|
// Redistributions in binary form must reproduce the above
|
||
|
// copyright notice, this list of conditions and the following
|
||
|
// disclaimer in the documentation and/or other materials provided
|
||
|
// with the distribution.
|
||
|
//
|
||
|
// Neither the name of 3Dlabs Inc. Ltd. nor the names of its
|
||
|
// contributors may be used to endorse or promote products derived
|
||
|
// from this software without specific prior written permission.
|
||
|
//
|
||
|
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||
|
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
||
|
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
|
||
|
// FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
|
||
|
// COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
|
||
|
// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
|
||
|
// BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
|
||
|
// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
|
||
|
// CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||
|
// LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
|
||
|
// ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
||
|
// POSSIBILITY OF SUCH DAMAGE.
|
||
|
|
||
|
//
|
||
|
// Call into SPIRV-Tools to disassemble, validate, and optimize.
|
||
|
//
|
||
|
|
||
|
#if ENABLE_OPT
|
||
|
|
||
|
#include <cstdio>
|
||
|
#include <iostream>
|
||
|
|
||
|
#include "SpvTools.h"
|
||
|
#include "spirv-tools/optimizer.hpp"
|
||
|
#include "spirv-tools/libspirv.h"
|
||
|
|
||
|
namespace glslang {
|
||
|
|
||
|
// Translate glslang's view of target versioning to what SPIRV-Tools uses.
|
||
|
spv_target_env MapToSpirvToolsEnv(const SpvVersion& spvVersion, spv::SpvBuildLogger* logger)
|
||
|
{
|
||
|
switch (spvVersion.vulkan) {
|
||
|
case glslang::EShTargetVulkan_1_0: return spv_target_env::SPV_ENV_VULKAN_1_0;
|
||
|
case glslang::EShTargetVulkan_1_1: return spv_target_env::SPV_ENV_VULKAN_1_1;
|
||
|
default:
|
||
|
break;
|
||
|
}
|
||
|
|
||
|
if (spvVersion.openGl > 0)
|
||
|
return spv_target_env::SPV_ENV_OPENGL_4_5;
|
||
|
|
||
|
logger->missingFunctionality("Target version for SPIRV-Tools validator");
|
||
|
return spv_target_env::SPV_ENV_UNIVERSAL_1_0;
|
||
|
}
|
||
|
|
||
|
|
||
|
// Use the SPIRV-Tools disassembler to print SPIR-V.
|
||
|
void SpirvToolsDisassemble(std::ostream& out, const std::vector<unsigned int>& spirv)
|
||
|
{
|
||
|
// disassemble
|
||
|
spv_context context = spvContextCreate(SPV_ENV_UNIVERSAL_1_3);
|
||
|
spv_text text;
|
||
|
spv_diagnostic diagnostic = nullptr;
|
||
|
spvBinaryToText(context, spirv.data(), spirv.size(),
|
||
|
SPV_BINARY_TO_TEXT_OPTION_FRIENDLY_NAMES | SPV_BINARY_TO_TEXT_OPTION_INDENT,
|
||
|
&text, &diagnostic);
|
||
|
|
||
|
// dump
|
||
|
if (diagnostic == nullptr)
|
||
|
out << text->str;
|
||
|
else
|
||
|
spvDiagnosticPrint(diagnostic);
|
||
|
|
||
|
// teardown
|
||
|
spvDiagnosticDestroy(diagnostic);
|
||
|
spvContextDestroy(context);
|
||
|
}
|
||
|
|
||
|
// Apply the SPIRV-Tools validator to generated SPIR-V.
|
||
|
void SpirvToolsValidate(const glslang::TIntermediate& intermediate, std::vector<unsigned int>& spirv,
|
||
|
spv::SpvBuildLogger* logger)
|
||
|
{
|
||
|
// validate
|
||
|
spv_context context = spvContextCreate(MapToSpirvToolsEnv(intermediate.getSpv(), logger));
|
||
|
spv_const_binary_t binary = { spirv.data(), spirv.size() };
|
||
|
spv_diagnostic diagnostic = nullptr;
|
||
|
spv_validator_options options = spvValidatorOptionsCreate();
|
||
|
spvValidatorOptionsSetRelaxBlockLayout(options, intermediate.usingHlslOffsets());
|
||
|
spvValidateWithOptions(context, options, &binary, &diagnostic);
|
||
|
|
||
|
// report
|
||
|
if (diagnostic != nullptr) {
|
||
|
logger->error("SPIRV-Tools Validation Errors");
|
||
|
logger->error(diagnostic->error);
|
||
|
}
|
||
|
|
||
|
// tear down
|
||
|
spvValidatorOptionsDestroy(options);
|
||
|
spvDiagnosticDestroy(diagnostic);
|
||
|
spvContextDestroy(context);
|
||
|
}
|
||
|
|
||
|
// Apply the SPIRV-Tools optimizer to generated SPIR-V, for the purpose of
|
||
|
// legalizing HLSL SPIR-V.
|
||
|
void SpirvToolsLegalize(const glslang::TIntermediate&, std::vector<unsigned int>& spirv,
|
||
|
spv::SpvBuildLogger*, const SpvOptions* options)
|
||
|
{
|
||
|
spv_target_env target_env = SPV_ENV_UNIVERSAL_1_2;
|
||
|
|
||
|
spvtools::Optimizer optimizer(target_env);
|
||
|
optimizer.SetMessageConsumer(
|
||
|
[](spv_message_level_t level, const char *source, const spv_position_t &position, const char *message) {
|
||
|
auto &out = std::cerr;
|
||
|
switch (level)
|
||
|
{
|
||
|
case SPV_MSG_FATAL:
|
||
|
case SPV_MSG_INTERNAL_ERROR:
|
||
|
case SPV_MSG_ERROR:
|
||
|
out << "error: ";
|
||
|
break;
|
||
|
case SPV_MSG_WARNING:
|
||
|
out << "warning: ";
|
||
|
break;
|
||
|
case SPV_MSG_INFO:
|
||
|
case SPV_MSG_DEBUG:
|
||
|
out << "info: ";
|
||
|
break;
|
||
|
default:
|
||
|
break;
|
||
|
}
|
||
|
if (source)
|
||
|
{
|
||
|
out << source << ":";
|
||
|
}
|
||
|
out << position.line << ":" << position.column << ":" << position.index << ":";
|
||
|
if (message)
|
||
|
{
|
||
|
out << " " << message;
|
||
|
}
|
||
|
out << std::endl;
|
||
|
});
|
||
|
|
||
|
// If debug (specifically source line info) is being generated, propagate
|
||
|
// line information into all SPIR-V instructions. This avoids loss of
|
||
|
// information when instructions are deleted or moved. Later, remove
|
||
|
// redundant information to minimize final SPRIR-V size.
|
||
|
if (options->generateDebugInfo) {
|
||
|
optimizer.RegisterPass(spvtools::CreatePropagateLineInfoPass());
|
||
|
}
|
||
|
optimizer.RegisterPass(spvtools::CreateDeadBranchElimPass());
|
||
|
optimizer.RegisterPass(spvtools::CreateMergeReturnPass());
|
||
|
optimizer.RegisterPass(spvtools::CreateInlineExhaustivePass());
|
||
|
optimizer.RegisterPass(spvtools::CreateEliminateDeadFunctionsPass());
|
||
|
optimizer.RegisterPass(spvtools::CreateScalarReplacementPass());
|
||
|
optimizer.RegisterPass(spvtools::CreateLocalAccessChainConvertPass());
|
||
|
optimizer.RegisterPass(spvtools::CreateLocalSingleBlockLoadStoreElimPass());
|
||
|
optimizer.RegisterPass(spvtools::CreateLocalSingleStoreElimPass());
|
||
|
optimizer.RegisterPass(spvtools::CreateSimplificationPass());
|
||
|
optimizer.RegisterPass(spvtools::CreateAggressiveDCEPass());
|
||
|
optimizer.RegisterPass(spvtools::CreateVectorDCEPass());
|
||
|
optimizer.RegisterPass(spvtools::CreateDeadInsertElimPass());
|
||
|
optimizer.RegisterPass(spvtools::CreateAggressiveDCEPass());
|
||
|
optimizer.RegisterPass(spvtools::CreateDeadBranchElimPass());
|
||
|
optimizer.RegisterPass(spvtools::CreateBlockMergePass());
|
||
|
optimizer.RegisterPass(spvtools::CreateLocalMultiStoreElimPass());
|
||
|
optimizer.RegisterPass(spvtools::CreateIfConversionPass());
|
||
|
optimizer.RegisterPass(spvtools::CreateSimplificationPass());
|
||
|
optimizer.RegisterPass(spvtools::CreateAggressiveDCEPass());
|
||
|
optimizer.RegisterPass(spvtools::CreateVectorDCEPass());
|
||
|
optimizer.RegisterPass(spvtools::CreateDeadInsertElimPass());
|
||
|
if (options->optimizeSize) {
|
||
|
optimizer.RegisterPass(spvtools::CreateRedundancyEliminationPass());
|
||
|
// TODO(greg-lunarg): Add this when AMD driver issues are resolved
|
||
|
// optimizer.RegisterPass(CreateCommonUniformElimPass());
|
||
|
}
|
||
|
optimizer.RegisterPass(spvtools::CreateAggressiveDCEPass());
|
||
|
optimizer.RegisterPass(spvtools::CreateCFGCleanupPass());
|
||
|
if (options->generateDebugInfo) {
|
||
|
optimizer.RegisterPass(spvtools::CreateRedundantLineInfoElimPass());
|
||
|
}
|
||
|
|
||
|
optimizer.Run(spirv.data(), spirv.size(), &spirv);
|
||
|
}
|
||
|
|
||
|
}; // end namespace glslang
|
||
|
|
||
|
#endif
|