mirror of
https://github.com/dolphin-emu/dolphin.git
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915 lines
30 KiB
C++
915 lines
30 KiB
C++
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//
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//Copyright (C) 2002-2005 3Dlabs Inc. Ltd.
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//Copyright (C) 2013 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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#define _CRT_SECURE_NO_WARNINGS
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#include "ResourceLimits.h"
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#include "Worklist.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 <string.h>
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#include <stdlib.h>
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#include <math.h>
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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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};
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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);
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void CompileFile(const char* fileName, ShHandle);
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void usage();
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void FreeFileData(char** data);
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char** ReadFileData(const char* fileName);
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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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// Use to test breaking up a single shader file into multiple strings.
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// Set in ReadFileData().
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int NumShaderStrings;
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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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char** configStrings = 0;
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char* config = 0;
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if (ConfigFile.size() > 0) {
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configStrings = ReadFileData(ConfigFile.c_str());
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if (configStrings)
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config = *configStrings;
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else {
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printf("Error opening configuration file; will instead use the default configuration\n");
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usage();
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}
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}
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if (config == 0) {
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Resources = glslang::DefaultTBuiltInResource;
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return;
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}
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glslang::DecodeResourceLimits(&Resources, config);
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if (configStrings)
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FreeFileData(configStrings);
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else
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delete[] config;
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}
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// thread-safe list of shaders to asynchronously grab and compile
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glslang::TWorklist Worklist;
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// array of unique places to leave the shader names and infologs for the asynchronous compiles
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glslang::TWorkItem** Work = 0;
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int NumWorkItems = 0;
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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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//
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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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// 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(int argc, char* argv[])
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{
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ExecutableName = argv[0];
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NumWorkItems = argc; // will include some empties where the '-' options were, but it doesn't matter, they'll be 0
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Work = new glslang::TWorkItem*[NumWorkItems];
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for (int w = 0; w < NumWorkItems; ++w)
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Work[w] = 0;
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argc--;
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argv++;
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for (; argc >= 1; argc--, argv++) {
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if (argv[0][0] == '-') {
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switch (argv[0][1]) {
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case 'H':
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Options |= EOptionHumanReadableSpv;
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if ((Options & EOptionSpv) == 0) {
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// default to Vulkan
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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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break;
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case 'V':
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Options |= EOptionSpv;
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Options |= EOptionVulkanRules;
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Options |= EOptionLinkProgram;
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break;
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case 'G':
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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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break;
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case 'E':
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Options |= EOptionOutputPreprocessed;
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break;
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case 'c':
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Options |= EOptionDumpConfig;
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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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Options |= EOptionDefaultDesktop;
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break;
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case 'D':
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Options |= EOptionReadHlsl;
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break;
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case 'e':
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// HLSL todo: entry point handle needs much more sophistication.
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// This is okay for one compilation unit with one entry point.
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entryPointName = argv[1];
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if (argc > 0) {
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argc--;
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argv++;
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} else
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Error("no <entry-point> provided for -e");
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break;
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case 'h':
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usage();
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break;
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case 'i':
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Options |= EOptionIntermediate;
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break;
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case 'l':
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Options |= EOptionLinkProgram;
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break;
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case 'm':
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Options |= EOptionMemoryLeakMode;
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break;
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case 'o':
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binaryFileName = argv[1];
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if (argc > 0) {
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argc--;
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argv++;
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} else
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Error("no <file> provided for -o");
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break;
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case 'q':
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Options |= EOptionDumpReflection;
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break;
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case 'r':
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Options |= EOptionRelaxedErrors;
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break;
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case 's':
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Options |= EOptionSuppressInfolog;
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break;
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case 't':
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#ifdef _WIN32
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Options |= EOptionMultiThreaded;
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#endif
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break;
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case 'v':
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Options |= EOptionDumpVersions;
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break;
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case 'w':
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Options |= EOptionSuppressWarnings;
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break;
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case 'x':
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Options |= EOptionOutputHexadecimal;
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break;
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default:
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usage();
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break;
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}
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} else {
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std::string name(argv[0]);
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if (! SetConfigFile(name)) {
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Work[argc] = new glslang::TWorkItem(name);
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Worklist.add(Work[argc]);
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}
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}
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}
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// Make sure that -E is not specified alongside linking (which includes SPV generation)
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if ((Options & EOptionOutputPreprocessed) && (Options & EOptionLinkProgram))
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Error("can't use -E when linking is selected");
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// -o or -x makes no sense if there is no target binary
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if (binaryFileName && (Options & EOptionSpv) == 0)
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Error("no binary generation requested (e.g., -V)");
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}
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//
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// Translate the meaningful subset of command-line options to parser-behavior options.
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//
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void SetMessageOptions(EShMessages& messages)
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{
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if (Options & EOptionRelaxedErrors)
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messages = (EShMessages)(messages | EShMsgRelaxedErrors);
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if (Options & EOptionIntermediate)
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messages = (EShMessages)(messages | EShMsgAST);
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if (Options & EOptionSuppressWarnings)
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messages = (EShMessages)(messages | EShMsgSuppressWarnings);
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if (Options & EOptionSpv)
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messages = (EShMessages)(messages | EShMsgSpvRules);
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if (Options & EOptionVulkanRules)
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messages = (EShMessages)(messages | EShMsgVulkanRules);
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if (Options & EOptionOutputPreprocessed)
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messages = (EShMessages)(messages | EShMsgOnlyPreprocessor);
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if (Options & EOptionReadHlsl)
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messages = (EShMessages)(messages | EShMsgReadHlsl);
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if (Options & EOptionCascadingErrors)
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messages = (EShMessages)(messages | EShMsgCascadingErrors);
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}
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//
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// Thread entry point, for non-linking asynchronous mode.
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//
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// Return 0 for failure, 1 for success.
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//
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unsigned int CompileShaders(void*)
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{
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glslang::TWorkItem* workItem;
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while (Worklist.remove(workItem)) {
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ShHandle compiler = ShConstructCompiler(FindLanguage(workItem->name), Options);
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if (compiler == 0)
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return 0;
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CompileFile(workItem->name.c_str(), compiler);
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if (! (Options & EOptionSuppressInfolog))
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workItem->results = ShGetInfoLog(compiler);
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ShDestruct(compiler);
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}
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return 0;
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}
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// Outputs the given string, but only if it is non-null and non-empty.
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// This prevents erroneous newlines from appearing.
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void PutsIfNonEmpty(const char* str)
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{
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if (str && str[0]) {
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puts(str);
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}
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}
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// Outputs the given string to stderr, but only if it is non-null and non-empty.
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// This prevents erroneous newlines from appearing.
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void StderrIfNonEmpty(const char* str)
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{
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if (str && str[0]) {
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fprintf(stderr, "%s\n", str);
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}
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}
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// Simple bundling of what makes a compilation unit for ease in passing around,
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// and separation of handling file IO versus API (programmatic) compilation.
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struct ShaderCompUnit {
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EShLanguage stage;
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std::string fileName;
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char** text; // memory owned/managed externally
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};
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//
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// For linking mode: Will independently parse each compilation unit, but then put them
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// in the same program and link them together, making at most one linked module per
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// pipeline stage.
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//
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// Uses the new C++ interface instead of the old handle-based interface.
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//
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void CompileAndLinkShaderUnits(std::vector<ShaderCompUnit> compUnits)
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{
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// keep track of what to free
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std::list<glslang::TShader*> shaders;
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EShMessages messages = EShMsgDefault;
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SetMessageOptions(messages);
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//
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// Per-shader processing...
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//
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glslang::TProgram& program = *new glslang::TProgram;
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for (auto it = compUnits.cbegin(); it != compUnits.cend(); ++it) {
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const auto &compUnit = *it;
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glslang::TShader* shader = new glslang::TShader(compUnit.stage);
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shader->setStrings(compUnit.text, 1);
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if (entryPointName) // HLSL todo: this needs to be tracked per compUnits
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shader->setEntryPoint(entryPointName);
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shaders.push_back(shader);
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const int defaultVersion = Options & EOptionDefaultDesktop? 110: 100;
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if (Options & EOptionOutputPreprocessed) {
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std::string str;
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glslang::TShader::ForbidInclude includer;
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if (shader->preprocess(&Resources, defaultVersion, ENoProfile, false, false,
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messages, &str, includer)) {
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PutsIfNonEmpty(str.c_str());
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} else {
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CompileFailed = true;
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}
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StderrIfNonEmpty(shader->getInfoLog());
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StderrIfNonEmpty(shader->getInfoDebugLog());
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continue;
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}
|
||
|
if (! shader->parse(&Resources, defaultVersion, false, messages))
|
||
|
CompileFailed = true;
|
||
|
|
||
|
program.addShader(shader);
|
||
|
|
||
|
if (! (Options & EOptionSuppressInfolog) &&
|
||
|
! (Options & EOptionMemoryLeakMode)) {
|
||
|
PutsIfNonEmpty(compUnit.fileName.c_str());
|
||
|
PutsIfNonEmpty(shader->getInfoLog());
|
||
|
PutsIfNonEmpty(shader->getInfoDebugLog());
|
||
|
}
|
||
|
}
|
||
|
|
||
|
//
|
||
|
// Program-level processing...
|
||
|
//
|
||
|
|
||
|
// Link
|
||
|
if (! (Options & EOptionOutputPreprocessed) && ! program.link(messages))
|
||
|
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::GlslangToSpv(*program.getIntermediate((EShLanguage)stage), spirv, &logger);
|
||
|
|
||
|
// 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));
|
||
|
} 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()
|
||
|
{
|
||
|
std::vector<ShaderCompUnit> compUnits;
|
||
|
|
||
|
// 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),
|
||
|
workItem->name,
|
||
|
ReadFileData(workItem->name.c_str())
|
||
|
};
|
||
|
|
||
|
if (! compUnit.text) {
|
||
|
usage();
|
||
|
return;
|
||
|
}
|
||
|
|
||
|
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();
|
||
|
}
|
||
|
|
||
|
for (auto it = compUnits.begin(); it != compUnits.end(); ++it)
|
||
|
FreeFileData(it->text);
|
||
|
}
|
||
|
|
||
|
int C_DECL main(int argc, char* argv[])
|
||
|
{
|
||
|
ProcessArguments(argc, argv);
|
||
|
|
||
|
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());
|
||
|
if (Worklist.empty())
|
||
|
return ESuccess;
|
||
|
}
|
||
|
|
||
|
if (Worklist.empty()) {
|
||
|
usage();
|
||
|
}
|
||
|
|
||
|
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();
|
||
|
glslang::FinalizeProcess();
|
||
|
for (int w = 0; w < NumWorkItems; ++w) {
|
||
|
if (Work[w]) {
|
||
|
delete Work[w];
|
||
|
}
|
||
|
}
|
||
|
} else {
|
||
|
ShInitialize();
|
||
|
|
||
|
bool printShaderNames = Worklist.size() > 1;
|
||
|
|
||
|
if (Options & EOptionMultiThreaded) {
|
||
|
const int NumThreads = 16;
|
||
|
void* threads[NumThreads];
|
||
|
for (int t = 0; t < NumThreads; ++t) {
|
||
|
threads[t] = glslang::OS_CreateThread(&CompileShaders);
|
||
|
if (! threads[t]) {
|
||
|
printf("Failed to create thread\n");
|
||
|
return EFailThreadCreate;
|
||
|
}
|
||
|
}
|
||
|
glslang::OS_WaitForAllThreads(threads, NumThreads);
|
||
|
} else
|
||
|
CompileShaders(0);
|
||
|
|
||
|
// Print out all the resulting infologs
|
||
|
for (int w = 0; w < NumWorkItems; ++w) {
|
||
|
if (Work[w]) {
|
||
|
if (printShaderNames || Work[w]->results.size() > 0)
|
||
|
PutsIfNonEmpty(Work[w]->name.c_str());
|
||
|
PutsIfNonEmpty(Work[w]->results.c_str());
|
||
|
delete Work[w];
|
||
|
}
|
||
|
}
|
||
|
|
||
|
ShFinalize();
|
||
|
}
|
||
|
|
||
|
delete[] Work;
|
||
|
|
||
|
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)
|
||
|
{
|
||
|
size_t ext = name.rfind('.');
|
||
|
if (ext == std::string::npos) {
|
||
|
usage();
|
||
|
return EShLangVertex;
|
||
|
}
|
||
|
|
||
|
std::string suffix = name.substr(ext + 1, 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** shaderStrings = ReadFileData(fileName);
|
||
|
if (! shaderStrings) {
|
||
|
usage();
|
||
|
}
|
||
|
|
||
|
int* lengths = new int[NumShaderStrings];
|
||
|
|
||
|
// move to length-based strings, rather than null-terminated strings
|
||
|
for (int s = 0; s < NumShaderStrings; ++s)
|
||
|
lengths[s] = (int)strlen(shaderStrings[s]);
|
||
|
|
||
|
if (! shaderStrings) {
|
||
|
CompileFailed = true;
|
||
|
return;
|
||
|
}
|
||
|
|
||
|
EShMessages messages = EShMsgDefault;
|
||
|
SetMessageOptions(messages);
|
||
|
|
||
|
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, shaderStrings, NumShaderStrings, 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(shaderStrings);
|
||
|
|
||
|
if (ret == 0)
|
||
|
CompileFailed = true;
|
||
|
}
|
||
|
|
||
|
//
|
||
|
// print usage to stdout
|
||
|
//
|
||
|
void usage()
|
||
|
{
|
||
|
printf("Usage: glslangValidator [option]... [file]...\n"
|
||
|
"\n"
|
||
|
"Where: each 'file' ends in .<stage>, where <stage> is one of\n"
|
||
|
" .conf to provide an optional 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"
|
||
|
"Compilation warnings and errors will be printed to stdout.\n"
|
||
|
"\n"
|
||
|
"To get other information, use one of the following options:\n"
|
||
|
"Each option must be specified separately.\n"
|
||
|
" -V create SPIR-V binary, under Vulkan semantics; turns on -l;\n"
|
||
|
" default file name is <stage>.spv (-o overrides this)\n"
|
||
|
" -G create SPIR-V binary, under OpenGL semantics; turns on -l;\n"
|
||
|
" default file name is <stage>.spv (-o overrides this)\n"
|
||
|
" -H print human readable form of SPIR-V; turns on -V\n"
|
||
|
" -E print pre-processed GLSL; cannot be used with -l;\n"
|
||
|
" errors will appear on stderr.\n"
|
||
|
" -c configuration dump;\n"
|
||
|
" creates the default configuration file (redirect to a .conf file)\n"
|
||
|
" -C cascading errors; risks crashes from accumulation of error recoveries\n"
|
||
|
" -d default to desktop (#version 110) when there is no shader #version\n"
|
||
|
" (default is ES version 100)\n"
|
||
|
" -D input is HLSL\n"
|
||
|
" -e specify entry-point name\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 relaxed semantic error-checking mode\n"
|
||
|
" -s silent mode\n"
|
||
|
" -t multi-threaded mode\n"
|
||
|
" -v print version strings\n"
|
||
|
" -w suppress warnings (except as required by #extension : warn)\n"
|
||
|
" -x save 32-bit hexadecimal numbers as text, requires a binary option (e.g., -V)\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");
|
||
|
|
||
|
int count = 0;
|
||
|
const int maxSourceStrings = 5; // for testing splitting shader/tokens across multiple strings
|
||
|
char** return_data = (char**)malloc(sizeof(char *) * (maxSourceStrings+1)); // freed in FreeFileData()
|
||
|
|
||
|
if (errorCode || in == nullptr)
|
||
|
Error("unable to open input file");
|
||
|
|
||
|
while (fgetc(in) != EOF)
|
||
|
count++;
|
||
|
|
||
|
fseek(in, 0, SEEK_SET);
|
||
|
|
||
|
char *fdata = (char*)malloc(count+2); // freed before return of this function
|
||
|
if (! fdata)
|
||
|
Error("can't allocate memory");
|
||
|
|
||
|
if ((int)fread(fdata, 1, count, in) != count) {
|
||
|
free(fdata);
|
||
|
Error("can't read input file");
|
||
|
}
|
||
|
|
||
|
fdata[count] = '\0';
|
||
|
fclose(in);
|
||
|
|
||
|
if (count == 0) {
|
||
|
// recover from empty file
|
||
|
return_data[0] = (char*)malloc(count+2); // freed in FreeFileData()
|
||
|
return_data[0][0]='\0';
|
||
|
NumShaderStrings = 0;
|
||
|
free(fdata);
|
||
|
|
||
|
return return_data;
|
||
|
} else
|
||
|
NumShaderStrings = 1; // Set to larger than 1 for testing multiple strings
|
||
|
|
||
|
// compute how to split up the file into multiple strings, for testing multiple strings
|
||
|
int len = (int)(ceil)((float)count/(float)NumShaderStrings);
|
||
|
int ptr_len = 0;
|
||
|
int i = 0;
|
||
|
while (count > 0) {
|
||
|
return_data[i] = (char*)malloc(len + 2); // freed in FreeFileData()
|
||
|
memcpy(return_data[i], fdata + ptr_len, len);
|
||
|
return_data[i][len] = '\0';
|
||
|
count -= len;
|
||
|
ptr_len += len;
|
||
|
if (count < len) {
|
||
|
if (count == 0) {
|
||
|
NumShaderStrings = i + 1;
|
||
|
break;
|
||
|
}
|
||
|
len = count;
|
||
|
}
|
||
|
++i;
|
||
|
}
|
||
|
|
||
|
free(fdata);
|
||
|
|
||
|
return return_data;
|
||
|
}
|
||
|
|
||
|
void FreeFileData(char** data)
|
||
|
{
|
||
|
for(int i = 0; i < NumShaderStrings; i++)
|
||
|
free(data[i]);
|
||
|
|
||
|
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);
|
||
|
}
|