1358 lines
52 KiB
C++
1358 lines
52 KiB
C++
//
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// Copyright (C) 2002-2005 3Dlabs Inc. Ltd.
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// Copyright (C) 2013-2016 LunarG, 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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// this only applies to the standalone wrapper, not the front end in general
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#ifndef _CRT_SECURE_NO_WARNINGS
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#define _CRT_SECURE_NO_WARNINGS
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#endif
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#include "ResourceLimits.h"
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#include "Worklist.h"
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#include "DirStackFileIncluder.h"
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#include "./../glslang/Include/ShHandle.h"
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#include "./../glslang/Include/revision.h"
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#include "./../glslang/Public/ShaderLang.h"
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#include "../SPIRV/GlslangToSpv.h"
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#include "../SPIRV/GLSL.std.450.h"
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#include "../SPIRV/doc.h"
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#include "../SPIRV/disassemble.h"
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#include <cstring>
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#include <cstdlib>
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#include <cctype>
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#include <cmath>
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#include <array>
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#include <memory>
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#include <thread>
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#include "../glslang/OSDependent/osinclude.h"
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extern "C" {
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SH_IMPORT_EXPORT void ShOutputHtml();
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}
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// Command-line options
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enum TOptions {
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EOptionNone = 0,
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EOptionIntermediate = (1 << 0),
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EOptionSuppressInfolog = (1 << 1),
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EOptionMemoryLeakMode = (1 << 2),
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EOptionRelaxedErrors = (1 << 3),
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EOptionGiveWarnings = (1 << 4),
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EOptionLinkProgram = (1 << 5),
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EOptionMultiThreaded = (1 << 6),
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EOptionDumpConfig = (1 << 7),
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EOptionDumpReflection = (1 << 8),
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EOptionSuppressWarnings = (1 << 9),
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EOptionDumpVersions = (1 << 10),
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EOptionSpv = (1 << 11),
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EOptionHumanReadableSpv = (1 << 12),
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EOptionVulkanRules = (1 << 13),
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EOptionDefaultDesktop = (1 << 14),
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EOptionOutputPreprocessed = (1 << 15),
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EOptionOutputHexadecimal = (1 << 16),
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EOptionReadHlsl = (1 << 17),
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EOptionCascadingErrors = (1 << 18),
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EOptionAutoMapBindings = (1 << 19),
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EOptionFlattenUniformArrays = (1 << 20),
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EOptionNoStorageFormat = (1 << 21),
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EOptionKeepUncalled = (1 << 22),
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EOptionHlslOffsets = (1 << 23),
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EOptionHlslIoMapping = (1 << 24),
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EOptionAutoMapLocations = (1 << 25),
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EOptionDebug = (1 << 26),
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EOptionStdin = (1 << 27),
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};
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//
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// Return codes from main/exit().
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//
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enum TFailCode {
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ESuccess = 0,
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EFailUsage,
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EFailCompile,
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EFailLink,
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EFailCompilerCreate,
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EFailThreadCreate,
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EFailLinkerCreate
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};
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//
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// Forward declarations.
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//
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EShLanguage FindLanguage(const std::string& name, bool parseSuffix=true);
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void CompileFile(const char* fileName, ShHandle);
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void usage();
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char* ReadFileData(const char* fileName);
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void FreeFileData(char* data);
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void InfoLogMsg(const char* msg, const char* name, const int num);
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// Globally track if any compile or link failure.
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bool CompileFailed = false;
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bool LinkFailed = false;
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TBuiltInResource Resources;
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std::string ConfigFile;
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//
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// Parse either a .conf file provided by the user or the default from glslang::DefaultTBuiltInResource
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//
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void ProcessConfigFile()
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{
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if (ConfigFile.size() == 0)
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Resources = glslang::DefaultTBuiltInResource;
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else {
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char* configString = ReadFileData(ConfigFile.c_str());
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glslang::DecodeResourceLimits(&Resources, configString);
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FreeFileData(configString);
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}
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}
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int Options = 0;
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const char* ExecutableName = nullptr;
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const char* binaryFileName = nullptr;
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const char* entryPointName = nullptr;
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const char* sourceEntryPointName = nullptr;
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const char* shaderStageName = nullptr;
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const char* variableName = nullptr;
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std::vector<std::string> IncludeDirectoryList;
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int ClientInputSemanticsVersion = 100; // maps to, say, #define VULKAN 100
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int VulkanClientVersion = 100; // would map to, say, Vulkan 1.0
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int OpenGLClientVersion = 450; // doesn't influence anything yet, but maps to OpenGL 4.50
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unsigned int TargetVersion = 0x00001000; // maps to, say, SPIR-V 1.0
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std::vector<std::string> Processes; // what should be recorded by OpModuleProcessed, or equivalent
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std::array<unsigned int, EShLangCount> baseSamplerBinding;
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std::array<unsigned int, EShLangCount> baseTextureBinding;
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std::array<unsigned int, EShLangCount> baseImageBinding;
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std::array<unsigned int, EShLangCount> baseUboBinding;
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std::array<unsigned int, EShLangCount> baseSsboBinding;
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std::array<unsigned int, EShLangCount> baseUavBinding;
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std::array<std::vector<std::string>, EShLangCount> baseResourceSetBinding;
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// Add things like "#define ..." to a preamble to use in the beginning of the shader.
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class TPreamble {
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public:
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TPreamble() { }
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bool isSet() const { return text.size() > 0; }
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const char* get() const { return text.c_str(); }
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// #define...
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void addDef(std::string def)
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{
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text.append("#define ");
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fixLine(def);
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Processes.push_back("D");
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Processes.back().append(def);
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// The first "=" needs to turn into a space
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const size_t equal = def.find_first_of("=");
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if (equal != def.npos)
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def[equal] = ' ';
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text.append(def);
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text.append("\n");
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}
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// #undef...
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void addUndef(std::string undef)
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{
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text.append("#undef ");
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fixLine(undef);
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Processes.push_back("U");
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Processes.back().append(undef);
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text.append(undef);
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text.append("\n");
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}
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protected:
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void fixLine(std::string& line)
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{
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// Can't go past a newline in the line
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const size_t end = line.find_first_of("\n");
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if (end != line.npos)
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line = line.substr(0, end);
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}
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std::string text; // contents of preamble
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};
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TPreamble UserPreamble;
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//
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// Create the default name for saving a binary if -o is not provided.
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//
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const char* GetBinaryName(EShLanguage stage)
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{
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const char* name;
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if (binaryFileName == nullptr) {
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switch (stage) {
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case EShLangVertex: name = "vert.spv"; break;
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case EShLangTessControl: name = "tesc.spv"; break;
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case EShLangTessEvaluation: name = "tese.spv"; break;
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case EShLangGeometry: name = "geom.spv"; break;
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case EShLangFragment: name = "frag.spv"; break;
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case EShLangCompute: name = "comp.spv"; break;
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default: name = "unknown"; break;
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}
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} else
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name = binaryFileName;
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return name;
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}
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//
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// *.conf => this is a config file that can set limits/resources
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//
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bool SetConfigFile(const std::string& name)
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{
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if (name.size() < 5)
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return false;
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if (name.compare(name.size() - 5, 5, ".conf") == 0) {
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ConfigFile = name;
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return true;
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}
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return false;
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}
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//
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// Give error and exit with failure code.
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//
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void Error(const char* message)
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{
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printf("%s: Error %s (use -h for usage)\n", ExecutableName, message);
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exit(EFailUsage);
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}
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//
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// Process an optional binding base of the form:
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// --argname [stage] base
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// Where stage is one of the forms accepted by FindLanguage, and base is an integer
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//
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void ProcessBindingBase(int& argc, char**& argv, std::array<unsigned int, EShLangCount>& base)
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{
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if (argc < 2)
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usage();
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if (!isdigit(argv[1][0])) {
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if (argc < 3) // this form needs one more argument
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usage();
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// Parse form: --argname stage base
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const EShLanguage lang = FindLanguage(argv[1], false);
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base[lang] = atoi(argv[2]);
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argc-= 2;
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argv+= 2;
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} else {
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// Parse form: --argname base
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for (int lang=0; lang<EShLangCount; ++lang)
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base[lang] = atoi(argv[1]);
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argc--;
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argv++;
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}
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}
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void ProcessResourceSetBindingBase(int& argc, char**& argv, std::array<std::vector<std::string>, EShLangCount>& base)
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{
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if (argc < 2)
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usage();
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if (!isdigit(argv[1][0])) {
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if (argc < 3) // this form needs one more argument
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usage();
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// Parse form: --argname stage [regname set base...], or:
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// --argname stage set
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const EShLanguage lang = FindLanguage(argv[1], false);
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argc--;
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argv++;
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while (argc > 1 && argv[1] != nullptr && argv[1][0] != '-') {
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base[lang].push_back(argv[1]);
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argc--;
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argv++;
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}
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// Must have one arg, or a multiple of three (for [regname set binding] triples)
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if (base[lang].size() != 1 && (base[lang].size() % 3) != 0)
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usage();
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} else {
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// Parse form: --argname set
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for (int lang=0; lang<EShLangCount; ++lang)
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base[lang].push_back(argv[1]);
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argc--;
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argv++;
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}
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}
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//
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// Do all command-line argument parsing. This includes building up the work-items
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// to be processed later, and saving all the command-line options.
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//
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// Does not return (it exits) if command-line is fatally flawed.
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//
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void ProcessArguments(std::vector<std::unique_ptr<glslang::TWorkItem>>& workItems, int argc, char* argv[])
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{
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baseSamplerBinding.fill(0);
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baseTextureBinding.fill(0);
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baseImageBinding.fill(0);
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baseUboBinding.fill(0);
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baseSsboBinding.fill(0);
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baseUavBinding.fill(0);
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ExecutableName = argv[0];
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workItems.reserve(argc);
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const auto bumpArg = [&]() {
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if (argc > 0) {
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argc--;
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argv++;
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}
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};
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// read a string directly attached to a single-letter option
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const auto getStringOperand = [&](const char* desc) {
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if (argv[0][2] == 0) {
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printf("%s must immediately follow option (no spaces)\n", desc);
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exit(EFailUsage);
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}
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return argv[0] + 2;
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};
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// read a number attached to a single-letter option
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const auto getAttachedNumber = [&](const char* desc) {
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int num = atoi(argv[0] + 2);
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if (num == 0) {
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printf("%s: expected attached non-0 number\n", desc);
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exit(EFailUsage);
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}
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return num;
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};
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// minimum needed (without overriding something else) to target Vulkan SPIR-V
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const auto setVulkanSpv = []() {
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Options |= EOptionSpv;
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Options |= EOptionVulkanRules;
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Options |= EOptionLinkProgram;
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};
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// minimum needed (without overriding something else) to target OpenGL SPIR-V
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const auto setOpenGlSpv = []() {
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Options |= EOptionSpv;
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Options |= EOptionLinkProgram;
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// undo a -H default to Vulkan
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Options &= ~EOptionVulkanRules;
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};
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for (bumpArg(); argc >= 1; bumpArg()) {
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if (argv[0][0] == '-') {
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switch (argv[0][1]) {
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case '-':
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{
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std::string lowerword(argv[0]+2);
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std::transform(lowerword.begin(), lowerword.end(), lowerword.begin(), ::tolower);
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// handle --word style options
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if (lowerword == "auto-map-bindings" || // synonyms
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lowerword == "auto-map-binding" ||
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lowerword == "amb") {
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Options |= EOptionAutoMapBindings;
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} else if (lowerword == "auto-map-locations" || // synonyms
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lowerword == "aml") {
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Options |= EOptionAutoMapLocations;
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} else if (lowerword == "client") {
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if (argc > 1) {
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if (strcmp(argv[1], "vulkan100") == 0)
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setVulkanSpv();
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else if (strcmp(argv[1], "opengl100") == 0)
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setOpenGlSpv();
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else
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Error("--client expects vulkan100 or opengl100");
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}
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bumpArg();
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} else if (lowerword == "flatten-uniform-arrays" || // synonyms
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lowerword == "flatten-uniform-array" ||
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lowerword == "fua") {
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Options |= EOptionFlattenUniformArrays;
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} else if (lowerword == "hlsl-offsets") {
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Options |= EOptionHlslOffsets;
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} else if (lowerword == "hlsl-iomap" ||
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lowerword == "hlsl-iomapper" ||
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lowerword == "hlsl-iomapping") {
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Options |= EOptionHlslIoMapping;
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} else if (lowerword == "keep-uncalled" || // synonyms
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lowerword == "ku") {
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Options |= EOptionKeepUncalled;
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} else if (lowerword == "no-storage-format" || // synonyms
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lowerword == "nsf") {
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Options |= EOptionNoStorageFormat;
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} else if (lowerword == "relaxed-errors") {
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Options |= EOptionRelaxedErrors;
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} else if (lowerword == "resource-set-bindings" || // synonyms
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lowerword == "resource-set-binding" ||
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lowerword == "rsb") {
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ProcessResourceSetBindingBase(argc, argv, baseResourceSetBinding);
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} else if (lowerword == "shift-image-bindings" || // synonyms
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lowerword == "shift-image-binding" ||
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lowerword == "sib") {
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ProcessBindingBase(argc, argv, baseImageBinding);
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} else if (lowerword == "shift-sampler-bindings" || // synonyms
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lowerword == "shift-sampler-binding" ||
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lowerword == "ssb") {
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ProcessBindingBase(argc, argv, baseSamplerBinding);
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} else if (lowerword == "shift-uav-bindings" || // synonyms
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lowerword == "shift-uav-binding" ||
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lowerword == "suavb") {
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ProcessBindingBase(argc, argv, baseUavBinding);
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} else if (lowerword == "shift-texture-bindings" || // synonyms
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lowerword == "shift-texture-binding" ||
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lowerword == "stb") {
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ProcessBindingBase(argc, argv, baseTextureBinding);
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} else if (lowerword == "shift-ubo-bindings" || // synonyms
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lowerword == "shift-ubo-binding" ||
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lowerword == "shift-cbuffer-bindings" ||
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lowerword == "shift-cbuffer-binding" ||
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lowerword == "sub" ||
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lowerword == "scb") {
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ProcessBindingBase(argc, argv, baseUboBinding);
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} else if (lowerword == "shift-ssbo-bindings" || // synonyms
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lowerword == "shift-ssbo-binding" ||
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lowerword == "sbb") {
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ProcessBindingBase(argc, argv, baseSsboBinding);
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} else if (lowerword == "source-entrypoint" || // synonyms
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lowerword == "sep") {
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if (argc <= 1)
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Error("no <entry-point> provided for --source-entrypoint");
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sourceEntryPointName = argv[1];
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bumpArg();
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break;
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} else if (lowerword == "stdin") {
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Options |= EOptionStdin;
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shaderStageName = argv[1];
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} else if (lowerword == "suppress-warnings") {
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Options |= EOptionSuppressWarnings;
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} else if (lowerword == "target-env") {
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if (argc > 1) {
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if (strcmp(argv[1], "vulkan1.0") == 0) {
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setVulkanSpv();
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VulkanClientVersion = 100;
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} else if (strcmp(argv[1], "opengl") == 0) {
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setOpenGlSpv();
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OpenGLClientVersion = 450;
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} else
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Error("--target-env expected vulkan1.0 or opengl");
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}
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bumpArg();
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} else if (lowerword == "variable-name" || // synonyms
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lowerword == "vn") {
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Options |= EOptionOutputHexadecimal;
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if (argc <= 1)
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Error("no <C-variable-name> provided for --variable-name");
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variableName = argv[1];
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bumpArg();
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break;
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} else {
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usage();
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}
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}
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break;
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case 'C':
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Options |= EOptionCascadingErrors;
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break;
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case 'D':
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if (argv[0][2] == 0)
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Options |= EOptionReadHlsl;
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|
else
|
|
UserPreamble.addDef(getStringOperand("-D<macro> macro name"));
|
|
break;
|
|
case 'E':
|
|
Options |= EOptionOutputPreprocessed;
|
|
break;
|
|
case 'G':
|
|
// OpenGL Client
|
|
setOpenGlSpv();
|
|
if (argv[0][2] != 0)
|
|
ClientInputSemanticsVersion = getAttachedNumber("-G<num> client input semantics");
|
|
break;
|
|
case 'H':
|
|
Options |= EOptionHumanReadableSpv;
|
|
if ((Options & EOptionSpv) == 0) {
|
|
// default to Vulkan
|
|
setVulkanSpv();
|
|
}
|
|
break;
|
|
case 'I':
|
|
IncludeDirectoryList.push_back(getStringOperand("-I<dir> include path"));
|
|
break;
|
|
case 'S':
|
|
if (argc <= 1)
|
|
Error("no <stage> specified for -S");
|
|
shaderStageName = argv[1];
|
|
bumpArg();
|
|
break;
|
|
case 'U':
|
|
UserPreamble.addUndef(getStringOperand("-U<macro>: macro name"));
|
|
break;
|
|
case 'V':
|
|
setVulkanSpv();
|
|
if (argv[0][2] != 0)
|
|
ClientInputSemanticsVersion = getAttachedNumber("-G<num> client input semantics");
|
|
break;
|
|
case 'c':
|
|
Options |= EOptionDumpConfig;
|
|
break;
|
|
case 'd':
|
|
Options |= EOptionDefaultDesktop;
|
|
break;
|
|
case 'e':
|
|
// HLSL todo: entry point handle needs much more sophistication.
|
|
// This is okay for one compilation unit with one entry point.
|
|
entryPointName = argv[1];
|
|
if (argc <= 1)
|
|
Error("no <entry-point> provided for -e");
|
|
bumpArg();
|
|
break;
|
|
case 'g':
|
|
Options |= EOptionDebug;
|
|
break;
|
|
case 'h':
|
|
usage();
|
|
break;
|
|
case 'i':
|
|
Options |= EOptionIntermediate;
|
|
break;
|
|
case 'l':
|
|
Options |= EOptionLinkProgram;
|
|
break;
|
|
case 'm':
|
|
Options |= EOptionMemoryLeakMode;
|
|
break;
|
|
case 'o':
|
|
if (argc <= 1)
|
|
Error("no <file> provided for -o");
|
|
binaryFileName = argv[1];
|
|
bumpArg();
|
|
break;
|
|
case 'q':
|
|
Options |= EOptionDumpReflection;
|
|
break;
|
|
case 'r':
|
|
Options |= EOptionRelaxedErrors;
|
|
break;
|
|
case 's':
|
|
Options |= EOptionSuppressInfolog;
|
|
break;
|
|
case 't':
|
|
Options |= EOptionMultiThreaded;
|
|
break;
|
|
case 'v':
|
|
Options |= EOptionDumpVersions;
|
|
break;
|
|
case 'w':
|
|
Options |= EOptionSuppressWarnings;
|
|
break;
|
|
case 'x':
|
|
Options |= EOptionOutputHexadecimal;
|
|
break;
|
|
default:
|
|
usage();
|
|
break;
|
|
}
|
|
} else {
|
|
std::string name(argv[0]);
|
|
if (! SetConfigFile(name)) {
|
|
workItems.push_back(std::unique_ptr<glslang::TWorkItem>(new glslang::TWorkItem(name)));
|
|
}
|
|
}
|
|
}
|
|
|
|
// Make sure that -S is always specified if --stdin is specified
|
|
if ((Options & EOptionStdin) && shaderStageName == nullptr)
|
|
Error("must provide -S when --stdin is given");
|
|
|
|
// Make sure that -E is not specified alongside linking (which includes SPV generation)
|
|
if ((Options & EOptionOutputPreprocessed) && (Options & EOptionLinkProgram))
|
|
Error("can't use -E when linking is selected");
|
|
|
|
// -o or -x makes no sense if there is no target binary
|
|
if (binaryFileName && (Options & EOptionSpv) == 0)
|
|
Error("no binary generation requested (e.g., -V)");
|
|
|
|
if ((Options & EOptionFlattenUniformArrays) != 0 &&
|
|
(Options & EOptionReadHlsl) == 0)
|
|
Error("uniform array flattening only valid when compiling HLSL source.");
|
|
}
|
|
|
|
//
|
|
// Translate the meaningful subset of command-line options to parser-behavior options.
|
|
//
|
|
void SetMessageOptions(EShMessages& messages)
|
|
{
|
|
if (Options & EOptionRelaxedErrors)
|
|
messages = (EShMessages)(messages | EShMsgRelaxedErrors);
|
|
if (Options & EOptionIntermediate)
|
|
messages = (EShMessages)(messages | EShMsgAST);
|
|
if (Options & EOptionSuppressWarnings)
|
|
messages = (EShMessages)(messages | EShMsgSuppressWarnings);
|
|
if (Options & EOptionSpv)
|
|
messages = (EShMessages)(messages | EShMsgSpvRules);
|
|
if (Options & EOptionVulkanRules)
|
|
messages = (EShMessages)(messages | EShMsgVulkanRules);
|
|
if (Options & EOptionOutputPreprocessed)
|
|
messages = (EShMessages)(messages | EShMsgOnlyPreprocessor);
|
|
if (Options & EOptionReadHlsl)
|
|
messages = (EShMessages)(messages | EShMsgReadHlsl);
|
|
if (Options & EOptionCascadingErrors)
|
|
messages = (EShMessages)(messages | EShMsgCascadingErrors);
|
|
if (Options & EOptionKeepUncalled)
|
|
messages = (EShMessages)(messages | EShMsgKeepUncalled);
|
|
if (Options & EOptionHlslOffsets)
|
|
messages = (EShMessages)(messages | EShMsgHlslOffsets);
|
|
if (Options & EOptionDebug)
|
|
messages = (EShMessages)(messages | EShMsgDebugInfo);
|
|
}
|
|
|
|
//
|
|
// Thread entry point, for non-linking asynchronous mode.
|
|
//
|
|
void CompileShaders(glslang::TWorklist& worklist)
|
|
{
|
|
glslang::TWorkItem* workItem;
|
|
if (Options & EOptionStdin) {
|
|
worklist.remove(workItem);
|
|
ShHandle compiler = ShConstructCompiler(FindLanguage("stdin"), Options);
|
|
if (compiler == 0)
|
|
return;
|
|
|
|
CompileFile("stdin", compiler);
|
|
|
|
if (! (Options & EOptionSuppressInfolog))
|
|
workItem->results = ShGetInfoLog(compiler);
|
|
|
|
ShDestruct(compiler);
|
|
} else {
|
|
while (worklist.remove(workItem)) {
|
|
ShHandle compiler = ShConstructCompiler(FindLanguage(workItem->name), Options);
|
|
if (compiler == 0)
|
|
return;
|
|
|
|
CompileFile(workItem->name.c_str(), compiler);
|
|
|
|
if (! (Options & EOptionSuppressInfolog))
|
|
workItem->results = ShGetInfoLog(compiler);
|
|
|
|
ShDestruct(compiler);
|
|
}
|
|
}
|
|
}
|
|
|
|
// Outputs the given string, but only if it is non-null and non-empty.
|
|
// This prevents erroneous newlines from appearing.
|
|
void PutsIfNonEmpty(const char* str)
|
|
{
|
|
if (str && str[0]) {
|
|
puts(str);
|
|
}
|
|
}
|
|
|
|
// Outputs the given string to stderr, but only if it is non-null and non-empty.
|
|
// This prevents erroneous newlines from appearing.
|
|
void StderrIfNonEmpty(const char* str)
|
|
{
|
|
if (str && str[0])
|
|
fprintf(stderr, "%s\n", str);
|
|
}
|
|
|
|
// Simple bundling of what makes a compilation unit for ease in passing around,
|
|
// and separation of handling file IO versus API (programmatic) compilation.
|
|
struct ShaderCompUnit {
|
|
EShLanguage stage;
|
|
static const int maxCount = 1;
|
|
int count; // live number of strings/names
|
|
const char* text[maxCount]; // memory owned/managed externally
|
|
std::string fileName[maxCount]; // hold's the memory, but...
|
|
const char* fileNameList[maxCount]; // downstream interface wants pointers
|
|
|
|
ShaderCompUnit(EShLanguage stage) : stage(stage), count(0) { }
|
|
|
|
ShaderCompUnit(const ShaderCompUnit& rhs)
|
|
{
|
|
stage = rhs.stage;
|
|
count = rhs.count;
|
|
for (int i = 0; i < count; ++i) {
|
|
fileName[i] = rhs.fileName[i];
|
|
text[i] = rhs.text[i];
|
|
fileNameList[i] = rhs.fileName[i].c_str();
|
|
}
|
|
}
|
|
|
|
void addString(std::string& ifileName, const char* itext)
|
|
{
|
|
assert(count < maxCount);
|
|
fileName[count] = ifileName;
|
|
text[count] = itext;
|
|
fileNameList[count] = fileName[count].c_str();
|
|
++count;
|
|
}
|
|
};
|
|
|
|
//
|
|
// For linking mode: Will independently parse each compilation unit, but then put them
|
|
// in the same program and link them together, making at most one linked module per
|
|
// pipeline stage.
|
|
//
|
|
// Uses the new C++ interface instead of the old handle-based interface.
|
|
//
|
|
|
|
void CompileAndLinkShaderUnits(std::vector<ShaderCompUnit> compUnits)
|
|
{
|
|
// keep track of what to free
|
|
std::list<glslang::TShader*> shaders;
|
|
|
|
EShMessages messages = EShMsgDefault;
|
|
SetMessageOptions(messages);
|
|
|
|
//
|
|
// Per-shader processing...
|
|
//
|
|
|
|
glslang::TProgram& program = *new glslang::TProgram;
|
|
for (auto it = compUnits.cbegin(); it != compUnits.cend(); ++it) {
|
|
const auto &compUnit = *it;
|
|
glslang::TShader* shader = new glslang::TShader(compUnit.stage);
|
|
shader->setStringsWithLengthsAndNames(compUnit.text, NULL, compUnit.fileNameList, compUnit.count);
|
|
if (entryPointName) // HLSL todo: this needs to be tracked per compUnits
|
|
shader->setEntryPoint(entryPointName);
|
|
if (sourceEntryPointName)
|
|
shader->setSourceEntryPoint(sourceEntryPointName);
|
|
if (UserPreamble.isSet())
|
|
shader->setPreamble(UserPreamble.get());
|
|
shader->addProcesses(Processes);
|
|
|
|
shader->setShiftSamplerBinding(baseSamplerBinding[compUnit.stage]);
|
|
shader->setShiftTextureBinding(baseTextureBinding[compUnit.stage]);
|
|
shader->setShiftImageBinding(baseImageBinding[compUnit.stage]);
|
|
shader->setShiftUboBinding(baseUboBinding[compUnit.stage]);
|
|
shader->setShiftSsboBinding(baseSsboBinding[compUnit.stage]);
|
|
shader->setShiftUavBinding(baseUavBinding[compUnit.stage]);
|
|
shader->setFlattenUniformArrays((Options & EOptionFlattenUniformArrays) != 0);
|
|
shader->setNoStorageFormat((Options & EOptionNoStorageFormat) != 0);
|
|
shader->setResourceSetBinding(baseResourceSetBinding[compUnit.stage]);
|
|
|
|
if (Options & EOptionHlslIoMapping)
|
|
shader->setHlslIoMapping(true);
|
|
|
|
if (Options & EOptionAutoMapBindings)
|
|
shader->setAutoMapBindings(true);
|
|
|
|
if (Options & EOptionAutoMapLocations)
|
|
shader->setAutoMapLocations(true);
|
|
|
|
// Set up the environment, some subsettings take precedence over earlier
|
|
// ways of setting things.
|
|
if (Options & EOptionSpv) {
|
|
if (Options & EOptionVulkanRules) {
|
|
shader->setEnvInput((Options & EOptionReadHlsl) ? glslang::EShSourceHlsl
|
|
: glslang::EShSourceGlsl,
|
|
compUnit.stage, glslang::EShClientVulkan, ClientInputSemanticsVersion);
|
|
shader->setEnvClient(glslang::EShClientVulkan, VulkanClientVersion);
|
|
shader->setEnvTarget(glslang::EshTargetSpv, TargetVersion);
|
|
} else {
|
|
shader->setEnvInput((Options & EOptionReadHlsl) ? glslang::EShSourceHlsl
|
|
: glslang::EShSourceGlsl,
|
|
compUnit.stage, glslang::EShClientOpenGL, ClientInputSemanticsVersion);
|
|
shader->setEnvClient(glslang::EShClientOpenGL, OpenGLClientVersion);
|
|
shader->setEnvTarget(glslang::EshTargetSpv, TargetVersion);
|
|
}
|
|
}
|
|
|
|
shaders.push_back(shader);
|
|
|
|
const int defaultVersion = Options & EOptionDefaultDesktop ? 110 : 100;
|
|
|
|
DirStackFileIncluder includer;
|
|
std::for_each(IncludeDirectoryList.rbegin(), IncludeDirectoryList.rend(), [&includer](const std::string& dir) {
|
|
includer.pushExternalLocalDirectory(dir); });
|
|
if (Options & EOptionOutputPreprocessed) {
|
|
std::string str;
|
|
if (shader->preprocess(&Resources, defaultVersion, ENoProfile, false, false,
|
|
messages, &str, includer)) {
|
|
PutsIfNonEmpty(str.c_str());
|
|
} else {
|
|
CompileFailed = true;
|
|
}
|
|
StderrIfNonEmpty(shader->getInfoLog());
|
|
StderrIfNonEmpty(shader->getInfoDebugLog());
|
|
continue;
|
|
}
|
|
if (! shader->parse(&Resources, defaultVersion, false, messages, includer))
|
|
CompileFailed = true;
|
|
|
|
program.addShader(shader);
|
|
|
|
if (! (Options & EOptionSuppressInfolog) &&
|
|
! (Options & EOptionMemoryLeakMode)) {
|
|
PutsIfNonEmpty(compUnit.fileName[0].c_str());
|
|
PutsIfNonEmpty(shader->getInfoLog());
|
|
PutsIfNonEmpty(shader->getInfoDebugLog());
|
|
}
|
|
}
|
|
|
|
//
|
|
// Program-level processing...
|
|
//
|
|
|
|
// Link
|
|
if (! (Options & EOptionOutputPreprocessed) && ! program.link(messages))
|
|
LinkFailed = true;
|
|
|
|
// Map IO
|
|
if (Options & EOptionSpv) {
|
|
if (!program.mapIO())
|
|
LinkFailed = true;
|
|
}
|
|
|
|
// Report
|
|
if (! (Options & EOptionSuppressInfolog) &&
|
|
! (Options & EOptionMemoryLeakMode)) {
|
|
PutsIfNonEmpty(program.getInfoLog());
|
|
PutsIfNonEmpty(program.getInfoDebugLog());
|
|
}
|
|
|
|
// Reflect
|
|
if (Options & EOptionDumpReflection) {
|
|
program.buildReflection();
|
|
program.dumpReflection();
|
|
}
|
|
|
|
// Dump SPIR-V
|
|
if (Options & EOptionSpv) {
|
|
if (CompileFailed || LinkFailed)
|
|
printf("SPIR-V is not generated for failed compile or link\n");
|
|
else {
|
|
for (int stage = 0; stage < EShLangCount; ++stage) {
|
|
if (program.getIntermediate((EShLanguage)stage)) {
|
|
std::vector<unsigned int> spirv;
|
|
std::string warningsErrors;
|
|
spv::SpvBuildLogger logger;
|
|
glslang::SpvOptions spvOptions;
|
|
if (Options & EOptionDebug)
|
|
spvOptions.generateDebugInfo = true;
|
|
glslang::GlslangToSpv(*program.getIntermediate((EShLanguage)stage), spirv, &logger, &spvOptions);
|
|
|
|
// Dump the spv to a file or stdout, etc., but only if not doing
|
|
// memory/perf testing, as it's not internal to programmatic use.
|
|
if (! (Options & EOptionMemoryLeakMode)) {
|
|
printf("%s", logger.getAllMessages().c_str());
|
|
if (Options & EOptionOutputHexadecimal) {
|
|
glslang::OutputSpvHex(spirv, GetBinaryName((EShLanguage)stage), variableName);
|
|
} else {
|
|
glslang::OutputSpvBin(spirv, GetBinaryName((EShLanguage)stage));
|
|
}
|
|
if (Options & EOptionHumanReadableSpv) {
|
|
spv::Disassemble(std::cout, spirv);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// Free everything up, program has to go before the shaders
|
|
// because it might have merged stuff from the shaders, and
|
|
// the stuff from the shaders has to have its destructors called
|
|
// before the pools holding the memory in the shaders is freed.
|
|
delete &program;
|
|
while (shaders.size() > 0) {
|
|
delete shaders.back();
|
|
shaders.pop_back();
|
|
}
|
|
}
|
|
|
|
//
|
|
// Do file IO part of compile and link, handing off the pure
|
|
// API/programmatic mode to CompileAndLinkShaderUnits(), which can
|
|
// be put in a loop for testing memory footprint and performance.
|
|
//
|
|
// This is just for linking mode: meaning all the shaders will be put into the
|
|
// the same program linked together.
|
|
//
|
|
// This means there are a limited number of work items (not multi-threading mode)
|
|
// and that the point is testing at the linking level. Hence, to enable
|
|
// performance and memory testing, the actual compile/link can be put in
|
|
// a loop, independent of processing the work items and file IO.
|
|
//
|
|
void CompileAndLinkShaderFiles(glslang::TWorklist& Worklist)
|
|
{
|
|
std::vector<ShaderCompUnit> compUnits;
|
|
|
|
// If this is using stdin, we can't really detect multiple different file
|
|
// units by input type. We need to assume that we're just being given one
|
|
// file of a certain type.
|
|
if ((Options & EOptionStdin) != 0) {
|
|
ShaderCompUnit compUnit(FindLanguage("stdin"));
|
|
std::istreambuf_iterator<char> begin(std::cin), end;
|
|
std::string tempString(begin, end);
|
|
char* fileText = strdup(tempString.c_str());
|
|
std::string fileName = "stdin";
|
|
compUnit.addString(fileName, fileText);
|
|
compUnits.push_back(compUnit);
|
|
} else {
|
|
// Transfer all the work items from to a simple list of
|
|
// of compilation units. (We don't care about the thread
|
|
// work-item distribution properties in this path, which
|
|
// is okay due to the limited number of shaders, know since
|
|
// they are all getting linked together.)
|
|
glslang::TWorkItem* workItem;
|
|
while (Worklist.remove(workItem)) {
|
|
ShaderCompUnit compUnit(FindLanguage(workItem->name));
|
|
char* fileText = ReadFileData(workItem->name.c_str());
|
|
if (fileText == nullptr)
|
|
usage();
|
|
compUnit.addString(workItem->name, fileText);
|
|
compUnits.push_back(compUnit);
|
|
}
|
|
}
|
|
|
|
// Actual call to programmatic processing of compile and link,
|
|
// in a loop for testing memory and performance. This part contains
|
|
// all the perf/memory that a programmatic consumer will care about.
|
|
for (int i = 0; i < ((Options & EOptionMemoryLeakMode) ? 100 : 1); ++i) {
|
|
for (int j = 0; j < ((Options & EOptionMemoryLeakMode) ? 100 : 1); ++j)
|
|
CompileAndLinkShaderUnits(compUnits);
|
|
|
|
if (Options & EOptionMemoryLeakMode)
|
|
glslang::OS_DumpMemoryCounters();
|
|
}
|
|
|
|
// free memory from ReadFileData, which got stored in a const char*
|
|
// as the first string above
|
|
for (auto it = compUnits.begin(); it != compUnits.end(); ++it)
|
|
FreeFileData(const_cast<char*>(it->text[0]));
|
|
}
|
|
|
|
int C_DECL main(int argc, char* argv[])
|
|
{
|
|
// array of unique places to leave the shader names and infologs for the asynchronous compiles
|
|
std::vector<std::unique_ptr<glslang::TWorkItem>> workItems;
|
|
ProcessArguments(workItems, argc, argv);
|
|
|
|
glslang::TWorklist workList;
|
|
std::for_each(workItems.begin(), workItems.end(), [&workList](std::unique_ptr<glslang::TWorkItem>& item) {
|
|
assert(item);
|
|
workList.add(item.get());
|
|
});
|
|
|
|
if (Options & EOptionDumpConfig) {
|
|
printf("%s", glslang::GetDefaultTBuiltInResourceString().c_str());
|
|
if (workList.empty())
|
|
return ESuccess;
|
|
}
|
|
|
|
if (Options & EOptionDumpVersions) {
|
|
printf("Glslang Version: %s %s\n", GLSLANG_REVISION, GLSLANG_DATE);
|
|
printf("ESSL Version: %s\n", glslang::GetEsslVersionString());
|
|
printf("GLSL Version: %s\n", glslang::GetGlslVersionString());
|
|
std::string spirvVersion;
|
|
glslang::GetSpirvVersion(spirvVersion);
|
|
printf("SPIR-V Version %s\n", spirvVersion.c_str());
|
|
printf("GLSL.std.450 Version %d, Revision %d\n", GLSLstd450Version, GLSLstd450Revision);
|
|
printf("Khronos Tool ID %d\n", glslang::GetKhronosToolId());
|
|
printf("GL_KHR_vulkan_glsl version %d\n", 100);
|
|
printf("ARB_GL_gl_spirv version %d\n", 100);
|
|
if (workList.empty())
|
|
return ESuccess;
|
|
}
|
|
|
|
if (workList.empty() && ((Options & EOptionStdin) == 0)) {
|
|
usage();
|
|
}
|
|
|
|
if (Options & EOptionStdin) {
|
|
workItems.push_back(std::unique_ptr<glslang::TWorkItem>{new glslang::TWorkItem("stdin")});
|
|
workList.add(workItems.back().get());
|
|
}
|
|
|
|
ProcessConfigFile();
|
|
|
|
//
|
|
// Two modes:
|
|
// 1) linking all arguments together, single-threaded, new C++ interface
|
|
// 2) independent arguments, can be tackled by multiple asynchronous threads, for testing thread safety, using the old handle interface
|
|
//
|
|
if (Options & EOptionLinkProgram ||
|
|
Options & EOptionOutputPreprocessed) {
|
|
glslang::InitializeProcess();
|
|
CompileAndLinkShaderFiles(workList);
|
|
glslang::FinalizeProcess();
|
|
} else {
|
|
ShInitialize();
|
|
|
|
bool printShaderNames = workList.size() > 1;
|
|
|
|
if (Options & EOptionMultiThreaded)
|
|
{
|
|
std::array<std::thread, 16> threads;
|
|
for (unsigned int t = 0; t < threads.size(); ++t)
|
|
{
|
|
threads[t] = std::thread(CompileShaders, std::ref(workList));
|
|
if (threads[t].get_id() == std::thread::id())
|
|
{
|
|
printf("Failed to create thread\n");
|
|
return EFailThreadCreate;
|
|
}
|
|
}
|
|
|
|
std::for_each(threads.begin(), threads.end(), [](std::thread& t) { t.join(); });
|
|
} else
|
|
CompileShaders(workList);
|
|
|
|
// Print out all the resulting infologs
|
|
for (size_t w = 0; w < workItems.size(); ++w) {
|
|
if (workItems[w]) {
|
|
if (printShaderNames || workItems[w]->results.size() > 0)
|
|
PutsIfNonEmpty(workItems[w]->name.c_str());
|
|
PutsIfNonEmpty(workItems[w]->results.c_str());
|
|
}
|
|
}
|
|
|
|
ShFinalize();
|
|
}
|
|
|
|
if (CompileFailed)
|
|
return EFailCompile;
|
|
if (LinkFailed)
|
|
return EFailLink;
|
|
|
|
return 0;
|
|
}
|
|
|
|
//
|
|
// Deduce the language from the filename. Files must end in one of the
|
|
// following extensions:
|
|
//
|
|
// .vert = vertex
|
|
// .tesc = tessellation control
|
|
// .tese = tessellation evaluation
|
|
// .geom = geometry
|
|
// .frag = fragment
|
|
// .comp = compute
|
|
//
|
|
EShLanguage FindLanguage(const std::string& name, bool parseSuffix)
|
|
{
|
|
size_t ext = 0;
|
|
std::string suffix;
|
|
|
|
if (shaderStageName)
|
|
suffix = shaderStageName;
|
|
else {
|
|
// Search for a suffix on a filename: e.g, "myfile.frag". If given
|
|
// the suffix directly, we skip looking for the '.'
|
|
if (parseSuffix) {
|
|
ext = name.rfind('.');
|
|
if (ext == std::string::npos) {
|
|
usage();
|
|
return EShLangVertex;
|
|
}
|
|
++ext;
|
|
}
|
|
suffix = name.substr(ext, std::string::npos);
|
|
}
|
|
|
|
if (suffix == "vert")
|
|
return EShLangVertex;
|
|
else if (suffix == "tesc")
|
|
return EShLangTessControl;
|
|
else if (suffix == "tese")
|
|
return EShLangTessEvaluation;
|
|
else if (suffix == "geom")
|
|
return EShLangGeometry;
|
|
else if (suffix == "frag")
|
|
return EShLangFragment;
|
|
else if (suffix == "comp")
|
|
return EShLangCompute;
|
|
|
|
usage();
|
|
return EShLangVertex;
|
|
}
|
|
|
|
//
|
|
// Read a file's data into a string, and compile it using the old interface ShCompile,
|
|
// for non-linkable results.
|
|
//
|
|
void CompileFile(const char* fileName, ShHandle compiler)
|
|
{
|
|
int ret = 0;
|
|
char* shaderString;
|
|
if ((Options & EOptionStdin) != 0) {
|
|
std::istreambuf_iterator<char> begin(std::cin), end;
|
|
std::string tempString(begin, end);
|
|
shaderString = strdup(tempString.c_str());
|
|
} else {
|
|
shaderString = ReadFileData(fileName);
|
|
}
|
|
|
|
// move to length-based strings, rather than null-terminated strings
|
|
int* lengths = new int[1];
|
|
lengths[0] = (int)strlen(shaderString);
|
|
|
|
EShMessages messages = EShMsgDefault;
|
|
SetMessageOptions(messages);
|
|
|
|
if (UserPreamble.isSet())
|
|
Error("-D and -U options require -l (linking)\n");
|
|
|
|
for (int i = 0; i < ((Options & EOptionMemoryLeakMode) ? 100 : 1); ++i) {
|
|
for (int j = 0; j < ((Options & EOptionMemoryLeakMode) ? 100 : 1); ++j) {
|
|
// ret = ShCompile(compiler, shaderStrings, NumShaderStrings, lengths, EShOptNone, &Resources, Options, (Options & EOptionDefaultDesktop) ? 110 : 100, false, messages);
|
|
ret = ShCompile(compiler, &shaderString, 1, nullptr, EShOptNone, &Resources, Options, (Options & EOptionDefaultDesktop) ? 110 : 100, false, messages);
|
|
// const char* multi[12] = { "# ve", "rsion", " 300 e", "s", "\n#err",
|
|
// "or should be l", "ine 1", "string 5\n", "float glo", "bal",
|
|
// ";\n#error should be line 2\n void main() {", "global = 2.3;}" };
|
|
// const char* multi[7] = { "/", "/", "\\", "\n", "\n", "#", "version 300 es" };
|
|
// ret = ShCompile(compiler, multi, 7, nullptr, EShOptNone, &Resources, Options, (Options & EOptionDefaultDesktop) ? 110 : 100, false, messages);
|
|
}
|
|
|
|
if (Options & EOptionMemoryLeakMode)
|
|
glslang::OS_DumpMemoryCounters();
|
|
}
|
|
|
|
delete [] lengths;
|
|
FreeFileData(shaderString);
|
|
|
|
if (ret == 0)
|
|
CompileFailed = true;
|
|
}
|
|
|
|
//
|
|
// print usage to stdout
|
|
//
|
|
void usage()
|
|
{
|
|
printf("Usage: glslangValidator [option]... [file]...\n"
|
|
"\n"
|
|
"'file' can end in .<stage> for auto-stage classification, where <stage> is:\n"
|
|
" .conf to provide a config file that replaces the default configuration\n"
|
|
" (see -c option below for generating a template)\n"
|
|
" .vert for a vertex shader\n"
|
|
" .tesc for a tessellation control shader\n"
|
|
" .tese for a tessellation evaluation shader\n"
|
|
" .geom for a geometry shader\n"
|
|
" .frag for a fragment shader\n"
|
|
" .comp for a compute shader\n"
|
|
"\n"
|
|
"Options:\n"
|
|
" -C cascading errors; risk crash from accumulation of error recoveries\n"
|
|
" -D input is HLSL\n"
|
|
" -D<macro=def>\n"
|
|
" -D<macro> define a pre-processor macro\n"
|
|
" -E print pre-processed GLSL; cannot be used with -l;\n"
|
|
" errors will appear on stderr.\n"
|
|
" -G[ver] create SPIR-V binary, under OpenGL semantics; turns on -l;\n"
|
|
" default file name is <stage>.spv (-o overrides this)\n"
|
|
" 'ver', when present, is the version of the input semantics,\n"
|
|
" which will appear in #define GL_SPIRV ver\n"
|
|
" '--client opengl100' is the same as -G100\n"
|
|
" a '--target-env' for OpenGL will also imply '-G'\n"
|
|
" -H print human readable form of SPIR-V; turns on -V\n"
|
|
" -I<dir> add dir to the include search path; includer's directory\n"
|
|
" is searched first, followed by left-to-right order of -I\n"
|
|
" -S <stage> uses specified stage rather than parsing the file extension\n"
|
|
" choices for <stage> are vert, tesc, tese, geom, frag, or comp\n"
|
|
" -U<macro> undefine a pre-processor macro\n"
|
|
" -V[ver] create SPIR-V binary, under Vulkan semantics; turns on -l;\n"
|
|
" default file name is <stage>.spv (-o overrides this)\n"
|
|
" 'ver', when present, is the version of the input semantics,\n"
|
|
" which will appear in #define VULKAN ver\n"
|
|
" '--client vulkan100' is the same as -V100\n"
|
|
" a '--target-env' for Vulkan will also imply '-V'\n"
|
|
" -c configuration dump;\n"
|
|
" creates the default configuration file (redirect to a .conf file)\n"
|
|
" -d default to desktop (#version 110) when there is no shader #version\n"
|
|
" (default is ES version 100)\n"
|
|
" -e specify entry-point name\n"
|
|
" -g generate debug information\n"
|
|
" -h print this usage message\n"
|
|
" -i intermediate tree (glslang AST) is printed out\n"
|
|
" -l link all input files together to form a single module\n"
|
|
" -m memory leak mode\n"
|
|
" -o <file> save binary to <file>, requires a binary option (e.g., -V)\n"
|
|
" -q dump reflection query database\n"
|
|
" -r synonym for --relaxed-errors\n"
|
|
" -s silent mode\n"
|
|
" -t multi-threaded mode\n"
|
|
" -v print version strings\n"
|
|
" -w synonym for --suppress-warnings\n"
|
|
" -x save binary output as text-based 32-bit hexadecimal numbers\n"
|
|
" --auto-map-bindings automatically bind uniform variables\n"
|
|
" without explicit bindings.\n"
|
|
" --amb synonym for --auto-map-bindings\n"
|
|
" --auto-map-locations automatically locate input/output lacking\n"
|
|
" 'location' (fragile, not cross stage)\n"
|
|
" --aml synonym for --auto-map-locations\n"
|
|
" --client {vulkan<ver>|opengl<ver>} see -V and -G\n"
|
|
" --flatten-uniform-arrays flatten uniform texture/sampler arrays to\n"
|
|
" scalars\n"
|
|
" --fua synonym for --flatten-uniform-arrays\n"
|
|
" --hlsl-offsets Allow block offsets to follow HLSL rules\n"
|
|
" Works independently of source language\n"
|
|
" --hlsl-iomap Perform IO mapping in HLSL register space\n"
|
|
" --keep-uncalled don't eliminate uncalled functions\n"
|
|
" --ku synonym for --keep-uncalled\n"
|
|
" --no-storage-format use Unknown image format\n"
|
|
" --nsf synonym for --no-storage-format\n"
|
|
" --relaxed-errors relaxed GLSL semantic error-checking mode\n"
|
|
" --resource-set-binding [stage] name set binding\n"
|
|
" Set descriptor set and binding for individual resources\n"
|
|
" --resource-set-binding [stage] set\n"
|
|
" Set descriptor set for all resources\n"
|
|
" --rsb [stage] type set binding synonym for --resource-set-binding\n"
|
|
" --shift-image-binding [stage] num base binding number for images (uav)\n"
|
|
" --sib [stage] num synonym for --shift-image-binding\n"
|
|
" --shift-sampler-binding [stage] num base binding number for samplers\n"
|
|
" --ssb [stage] num synonym for --shift-sampler-binding\n"
|
|
" --shift-ssbo-binding [stage] num base binding number for SSBOs\n"
|
|
" --sbb [stage] num synonym for --shift-ssbo-binding\n"
|
|
" --shift-texture-binding [stage] num base binding number for textures\n"
|
|
" --stb [stage] num synonym for --shift-texture-binding\n"
|
|
" --shift-uav-binding [stage] num base binding number for UAVs\n"
|
|
" --suavb [stage] num synonym for --shift-uav-binding\n"
|
|
" --shift-UBO-binding [stage] num base binding number for UBOs\n"
|
|
" --shift-cbuffer-binding [stage] num synonym for --shift-UBO-binding\n"
|
|
" --sub [stage] num synonym for --shift-UBO-binding\n"
|
|
" --source-entrypoint name the given shader source function is\n"
|
|
" renamed to be the entry point given in -e\n"
|
|
" --sep synonym for --source-entrypoint\n"
|
|
" --stdin Read from stdin instead of from a file.\n"
|
|
" You'll have to provide the shader stage\n"
|
|
" using -S.\n"
|
|
" --suppress-warnings suppress GLSL warnings\n"
|
|
" (except as required by #extension : warn)\n"
|
|
" --target-env {vulkan1.0|opengl} set the execution environment code will\n"
|
|
" execute in (as opposed to language\n"
|
|
" semantics selected by --client) defaults:\n"
|
|
" 'vulkan1.0' under '--client vulkan<ver>'\n"
|
|
" 'opengl' under '--client opengl<ver>'\n"
|
|
" --variable-name <name> Creates a C header file that contains a\n"
|
|
" uint32_t array named <name>\n"
|
|
" initialized with the shader binary code.\n"
|
|
" --vn <name> synonym for --variable-name <name>\n"
|
|
);
|
|
|
|
exit(EFailUsage);
|
|
}
|
|
|
|
#if !defined _MSC_VER && !defined MINGW_HAS_SECURE_API
|
|
|
|
#include <errno.h>
|
|
|
|
int fopen_s(
|
|
FILE** pFile,
|
|
const char* filename,
|
|
const char* mode
|
|
)
|
|
{
|
|
if (!pFile || !filename || !mode) {
|
|
return EINVAL;
|
|
}
|
|
|
|
FILE* f = fopen(filename, mode);
|
|
if (! f) {
|
|
if (errno != 0) {
|
|
return errno;
|
|
} else {
|
|
return ENOENT;
|
|
}
|
|
}
|
|
*pFile = f;
|
|
|
|
return 0;
|
|
}
|
|
|
|
#endif
|
|
|
|
//
|
|
// Malloc a string of sufficient size and read a string into it.
|
|
//
|
|
char* ReadFileData(const char* fileName)
|
|
{
|
|
FILE *in = nullptr;
|
|
int errorCode = fopen_s(&in, fileName, "r");
|
|
if (errorCode || in == nullptr)
|
|
Error("unable to open input file");
|
|
|
|
int count = 0;
|
|
while (fgetc(in) != EOF)
|
|
count++;
|
|
|
|
fseek(in, 0, SEEK_SET);
|
|
|
|
char* return_data = (char*)malloc(count + 1); // freed in FreeFileData()
|
|
if ((int)fread(return_data, 1, count, in) != count) {
|
|
free(return_data);
|
|
Error("can't read input file");
|
|
}
|
|
|
|
return_data[count] = '\0';
|
|
fclose(in);
|
|
|
|
return return_data;
|
|
}
|
|
|
|
void FreeFileData(char* data)
|
|
{
|
|
free(data);
|
|
}
|
|
|
|
void InfoLogMsg(const char* msg, const char* name, const int num)
|
|
{
|
|
if (num >= 0 )
|
|
printf("#### %s %s %d INFO LOG ####\n", msg, name, num);
|
|
else
|
|
printf("#### %s %s INFO LOG ####\n", msg, name);
|
|
}
|