diff options
Diffstat (limited to 'src/3rdparty/angle/src/libANGLE/renderer/d3d/HLSLCompiler.cpp')
| -rw-r--r-- | src/3rdparty/angle/src/libANGLE/renderer/d3d/HLSLCompiler.cpp | 340 |
1 files changed, 340 insertions, 0 deletions
diff --git a/src/3rdparty/angle/src/libANGLE/renderer/d3d/HLSLCompiler.cpp b/src/3rdparty/angle/src/libANGLE/renderer/d3d/HLSLCompiler.cpp new file mode 100644 index 0000000000..8961a36ec5 --- /dev/null +++ b/src/3rdparty/angle/src/libANGLE/renderer/d3d/HLSLCompiler.cpp @@ -0,0 +1,340 @@ +// +// Copyright 2014 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. +// + +#include "libANGLE/renderer/d3d/HLSLCompiler.h" +#include "libANGLE/Program.h" +#include "libANGLE/features.h" + +#include "common/utilities.h" + +#include "third_party/trace_event/trace_event.h" + +#ifndef QT_D3DCOMPILER_DLL +#define QT_D3DCOMPILER_DLL D3DCOMPILER_DLL +#endif + +// Definitions local to the translation unit +namespace +{ + +#ifdef CREATE_COMPILER_FLAG_INFO + #undef CREATE_COMPILER_FLAG_INFO +#endif + +#define CREATE_COMPILER_FLAG_INFO(flag) { flag, #flag } + +#if defined(ANGLE_MINGW32_COMPAT) +#ifndef D3DCOMPILE_RESERVED16 +#define D3DCOMPILE_RESERVED16 0x10000 +#endif +#ifndef D3DCOMPILE_RESERVED17 +#define D3DCOMPILE_RESERVED17 0x20000 +#endif +#endif + +struct CompilerFlagInfo +{ + UINT mFlag; + const char *mName; +}; + +CompilerFlagInfo CompilerFlagInfos[] = +{ + // NOTE: The data below is copied from d3dcompiler.h + // If something changes there it should be changed here as well + CREATE_COMPILER_FLAG_INFO(D3DCOMPILE_DEBUG), // (1 << 0) + CREATE_COMPILER_FLAG_INFO(D3DCOMPILE_SKIP_VALIDATION), // (1 << 1) + CREATE_COMPILER_FLAG_INFO(D3DCOMPILE_SKIP_OPTIMIZATION), // (1 << 2) + CREATE_COMPILER_FLAG_INFO(D3DCOMPILE_PACK_MATRIX_ROW_MAJOR), // (1 << 3) + CREATE_COMPILER_FLAG_INFO(D3DCOMPILE_PACK_MATRIX_COLUMN_MAJOR), // (1 << 4) + CREATE_COMPILER_FLAG_INFO(D3DCOMPILE_PARTIAL_PRECISION), // (1 << 5) + CREATE_COMPILER_FLAG_INFO(D3DCOMPILE_FORCE_VS_SOFTWARE_NO_OPT), // (1 << 6) + CREATE_COMPILER_FLAG_INFO(D3DCOMPILE_FORCE_PS_SOFTWARE_NO_OPT), // (1 << 7) + CREATE_COMPILER_FLAG_INFO(D3DCOMPILE_NO_PRESHADER), // (1 << 8) + CREATE_COMPILER_FLAG_INFO(D3DCOMPILE_AVOID_FLOW_CONTROL), // (1 << 9) + CREATE_COMPILER_FLAG_INFO(D3DCOMPILE_PREFER_FLOW_CONTROL), // (1 << 10) + CREATE_COMPILER_FLAG_INFO(D3DCOMPILE_ENABLE_STRICTNESS), // (1 << 11) + CREATE_COMPILER_FLAG_INFO(D3DCOMPILE_ENABLE_BACKWARDS_COMPATIBILITY), // (1 << 12) + CREATE_COMPILER_FLAG_INFO(D3DCOMPILE_IEEE_STRICTNESS), // (1 << 13) + CREATE_COMPILER_FLAG_INFO(D3DCOMPILE_OPTIMIZATION_LEVEL0), // (1 << 14) + CREATE_COMPILER_FLAG_INFO(D3DCOMPILE_OPTIMIZATION_LEVEL1), // 0 + CREATE_COMPILER_FLAG_INFO(D3DCOMPILE_OPTIMIZATION_LEVEL2), // ((1 << 14) | (1 << 15)) + CREATE_COMPILER_FLAG_INFO(D3DCOMPILE_OPTIMIZATION_LEVEL3), // (1 << 15) + CREATE_COMPILER_FLAG_INFO(D3DCOMPILE_RESERVED16), // (1 << 16) + CREATE_COMPILER_FLAG_INFO(D3DCOMPILE_RESERVED17), // (1 << 17) + CREATE_COMPILER_FLAG_INFO(D3DCOMPILE_WARNINGS_ARE_ERRORS) // (1 << 18) +}; + +#undef CREATE_COMPILER_FLAG_INFO + +bool IsCompilerFlagSet(UINT mask, UINT flag) +{ + bool isFlagSet = IsMaskFlagSet(mask, flag); + + switch(flag) + { + case D3DCOMPILE_OPTIMIZATION_LEVEL0: + return isFlagSet && !IsMaskFlagSet(mask, UINT(D3DCOMPILE_OPTIMIZATION_LEVEL3)); + + case D3DCOMPILE_OPTIMIZATION_LEVEL1: + return (mask & D3DCOMPILE_OPTIMIZATION_LEVEL2) == UINT(0); + + case D3DCOMPILE_OPTIMIZATION_LEVEL3: + return isFlagSet && !IsMaskFlagSet(mask, UINT(D3DCOMPILE_OPTIMIZATION_LEVEL0)); + + default: + return isFlagSet; + } +} + +const char *GetCompilerFlagName(UINT mask, size_t flagIx) +{ + const CompilerFlagInfo &flagInfo = CompilerFlagInfos[flagIx]; + if (IsCompilerFlagSet(mask, flagInfo.mFlag)) + { + return flagInfo.mName; + } + + return nullptr; +} + +} + +namespace rx +{ + +CompileConfig::CompileConfig() + : flags(0), + name() +{ +} + +CompileConfig::CompileConfig(UINT flags, const std::string &name) + : flags(flags), + name(name) +{ +} + +HLSLCompiler::HLSLCompiler() + : mD3DCompilerModule(NULL), + mD3DCompileFunc(NULL), + mD3DDisassembleFunc(NULL) +{ +} + +HLSLCompiler::~HLSLCompiler() +{ + release(); +} + +bool HLSLCompiler::initialize() +{ + TRACE_EVENT0("gpu", "initializeCompiler"); +#if !defined(ANGLE_ENABLE_WINDOWS_STORE) +#if defined(ANGLE_PRELOADED_D3DCOMPILER_MODULE_NAMES) + // Find a D3DCompiler module that had already been loaded based on a predefined list of versions. + static const char *d3dCompilerNames[] = ANGLE_PRELOADED_D3DCOMPILER_MODULE_NAMES; + + for (size_t i = 0; i < ArraySize(d3dCompilerNames); ++i) + { + if (GetModuleHandleExA(0, d3dCompilerNames[i], &mD3DCompilerModule)) + { + break; + } + } +#endif // ANGLE_PRELOADED_D3DCOMPILER_MODULE_NAMES + + // Load the compiler DLL specified by the environment, or default to QT_D3DCOMPILER_DLL + const wchar_t *defaultCompiler = _wgetenv(L"QT_D3DCOMPILER_DLL"); + if (!defaultCompiler) + defaultCompiler = QT_D3DCOMPILER_DLL; + + const wchar_t *compilerDlls[] = { + defaultCompiler, + L"d3dcompiler_47.dll", + L"d3dcompiler_46.dll", + L"d3dcompiler_43.dll", + 0 + }; + + // Load the first available known compiler DLL + for (int i = 0; compilerDlls[i]; ++i) + { + mD3DCompilerModule = LoadLibrary(compilerDlls[i]); + if (mD3DCompilerModule) + break; + } + + if (!mD3DCompilerModule) + { + // Load the version of the D3DCompiler DLL associated with the Direct3D version ANGLE was built with. + mD3DCompilerModule = LoadLibrary(D3DCOMPILER_DLL); + } + + if (!mD3DCompilerModule) + { + ERR("No D3D compiler module found - aborting!\n"); + return false; + } + + mD3DCompileFunc = reinterpret_cast<pD3DCompile>(GetProcAddress(mD3DCompilerModule, "D3DCompile")); + ASSERT(mD3DCompileFunc); + + mD3DDisassembleFunc = reinterpret_cast<pD3DDisassemble>(GetProcAddress(mD3DCompilerModule, "D3DDisassemble")); + ASSERT(mD3DDisassembleFunc); + +#else + // D3D Shader compiler is linked already into this module, so the export + // can be directly assigned. + mD3DCompilerModule = NULL; + mD3DCompileFunc = reinterpret_cast<pD3DCompile>(D3DCompile); + mD3DDisassembleFunc = reinterpret_cast<pD3DDisassemble>(D3DDisassemble); +#endif + + return mD3DCompileFunc != NULL; +} + +void HLSLCompiler::release() +{ + if (mD3DCompilerModule) + { + FreeLibrary(mD3DCompilerModule); + mD3DCompilerModule = NULL; + mD3DCompileFunc = NULL; + mD3DDisassembleFunc = NULL; + } +} + +gl::Error HLSLCompiler::compileToBinary(gl::InfoLog &infoLog, const std::string &hlsl, const std::string &profile, + const std::vector<CompileConfig> &configs, const D3D_SHADER_MACRO *overrideMacros, + ID3DBlob **outCompiledBlob, std::string *outDebugInfo) const +{ +#if !defined(ANGLE_ENABLE_WINDOWS_STORE) + ASSERT(mD3DCompilerModule); +#endif + ASSERT(mD3DCompileFunc); + +#if !defined(ANGLE_ENABLE_WINDOWS_STORE) + if (gl::DebugAnnotationsActive()) + { + std::string sourcePath = getTempPath(); + std::string sourceText = FormatString("#line 2 \"%s\"\n\n%s", sourcePath.c_str(), hlsl.c_str()); + writeFile(sourcePath.c_str(), sourceText.c_str(), sourceText.size()); + } +#endif + + const D3D_SHADER_MACRO *macros = overrideMacros ? overrideMacros : NULL; + + for (size_t i = 0; i < configs.size(); ++i) + { + ID3DBlob *errorMessage = NULL; + ID3DBlob *binary = NULL; + + HRESULT result = mD3DCompileFunc(hlsl.c_str(), hlsl.length(), gl::g_fakepath, macros, NULL, "main", profile.c_str(), + configs[i].flags, 0, &binary, &errorMessage); + + if (errorMessage) + { + std::string message = reinterpret_cast<const char*>(errorMessage->GetBufferPointer()); + SafeRelease(errorMessage); + + infoLog.appendSanitized(message.c_str()); + TRACE("\n%s", hlsl.c_str()); + TRACE("\n%s", message.c_str()); + + if (message.find("error X3531:") != std::string::npos || // "can't unroll loops marked with loop attribute" + message.find("error X4014:") != std::string::npos) // "cannot have gradient operations inside loops with divergent flow control", + // even though it is counter-intuitive to disable unrolling for this error, + // some very long shaders have trouble deciding which loops to unroll and + // turning off forced unrolls allows them to compile properly. + { + macros = NULL; // Disable [loop] and [flatten] + + // Retry without changing compiler flags + i--; + continue; + } + } + + if (SUCCEEDED(result)) + { + *outCompiledBlob = binary; + +#if ANGLE_SHADER_DEBUG_INFO == ANGLE_ENABLED + (*outDebugInfo) += "// COMPILER INPUT HLSL BEGIN\n\n" + hlsl + "\n// COMPILER INPUT HLSL END\n"; + (*outDebugInfo) += "\n\n// ASSEMBLY BEGIN\n\n"; + (*outDebugInfo) += "// Compiler configuration: " + configs[i].name + "\n// Flags:\n"; + for (size_t fIx = 0; fIx < ArraySize(CompilerFlagInfos); ++fIx) + { + const char *flagName = GetCompilerFlagName(configs[i].flags, fIx); + if (flagName != nullptr) + { + (*outDebugInfo) += std::string("// ") + flagName + "\n"; + } + } + + (*outDebugInfo) += "// Macros:\n"; + if (macros == nullptr) + { + (*outDebugInfo) += "// - : -\n"; + } + else + { + for (const D3D_SHADER_MACRO *mIt = macros; mIt->Name != nullptr; ++mIt) + { + (*outDebugInfo) += std::string("// ") + mIt->Name + " : " + mIt->Definition + "\n"; + } + } + + (*outDebugInfo) += "\n" + disassembleBinary(binary) + "\n// ASSEMBLY END\n"; +#endif + + return gl::Error(GL_NO_ERROR); + } + else + { + if (result == E_OUTOFMEMORY) + { + *outCompiledBlob = NULL; + return gl::Error(GL_OUT_OF_MEMORY, "HLSL compiler had an unexpected failure, result: 0x%X.", result); + } + + infoLog.append("Warning: D3D shader compilation failed with %s flags.", configs[i].name.c_str()); + + if (i + 1 < configs.size()) + { + infoLog.append(" Retrying with %s.\n", configs[i + 1].name.c_str()); + } + } + } + + // None of the configurations succeeded in compiling this shader but the compiler is still intact + *outCompiledBlob = NULL; + return gl::Error(GL_NO_ERROR); +} + +std::string HLSLCompiler::disassembleBinary(ID3DBlob *shaderBinary) const +{ + // Retrieve disassembly + UINT flags = D3D_DISASM_ENABLE_DEFAULT_VALUE_PRINTS | D3D_DISASM_ENABLE_INSTRUCTION_NUMBERING; + ID3DBlob *disassembly = NULL; + pD3DDisassemble disassembleFunc = reinterpret_cast<pD3DDisassemble>(mD3DDisassembleFunc); + LPCVOID buffer = shaderBinary->GetBufferPointer(); + SIZE_T bufSize = shaderBinary->GetBufferSize(); + HRESULT result = disassembleFunc(buffer, bufSize, flags, "", &disassembly); + + std::string asmSrc; + if (SUCCEEDED(result)) + { + asmSrc = reinterpret_cast<const char*>(disassembly->GetBufferPointer()); + } + + SafeRelease(disassembly); + + return asmSrc; +} + +} |