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krafix.cpp
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krafix.cpp
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//
// Copyright (C) 2002-2005 3Dlabs Inc. Ltd.
// Copyright (C) 2013-2016 LunarG, Inc.
//
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
//
// Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
//
// Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following
// disclaimer in the documentation and/or other materials provided
// with the distribution.
//
// Neither the name of 3Dlabs Inc. Ltd. nor the names of its
// contributors may be used to endorse or promote products derived
// from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
// FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
// COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
// BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
// CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
// LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
// ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//
// this only applies to the standalone wrapper, not the front end in general
#define _CRT_SECURE_NO_WARNINGS
#include "./../glslang/StandAlone/ResourceLimits.h"
#include "./../glslang/StandAlone/Worklist.h"
#include "./../glslang/Include/ShHandle.h"
#include "./../glslang/Include/revision.h"
#include "./../glslang/Public/ShaderLang.h"
#include "../SPIRV/GlslangToSpv.h"
#include "../SPIRV/GLSL.std.450.h"
#include "../SPIRV/doc.h"
#include "../SPIRV/disassemble.h"
#include <cstring>
#include <cstdlib>
#include <cctype>
#include <cmath>
#include <array>
#include <sstream>
#include "../glslang/OSDependent/osinclude.h"
#include "SpirVTranslator.h"
#include "GlslTranslator.h"
#include "GlslTranslator2.h"
#include "HlslTranslator.h"
#include "HlslTranslator2.h"
#include "AgalTranslator.h"
#include "MetalTranslator.h"
#include "MetalTranslator2.h"
#include "VarListTranslator.h"
#include "JavaScriptTranslator.h"
#include "JavaScriptTranslator2.h"
#include "../SPIRV-Cross/spirv_common.hpp"
extern "C" {
SH_IMPORT_EXPORT void ShOutputHtml();
}
// Command-line options
enum TOptions {
EOptionNone = 0,
EOptionIntermediate = (1 << 0),
EOptionSuppressInfolog = (1 << 1),
EOptionMemoryLeakMode = (1 << 2),
EOptionRelaxedErrors = (1 << 3),
EOptionGiveWarnings = (1 << 4),
EOptionLinkProgram = (1 << 5),
EOptionMultiThreaded = (1 << 6),
EOptionDumpConfig = (1 << 7),
EOptionDumpReflection = (1 << 8),
EOptionSuppressWarnings = (1 << 9),
EOptionDumpVersions = (1 << 10),
EOptionSpv = (1 << 11),
EOptionHumanReadableSpv = (1 << 12),
EOptionVulkanRules = (1 << 13),
EOptionDefaultDesktop = (1 << 14),
EOptionOutputPreprocessed = (1 << 15),
EOptionOutputHexadecimal = (1 << 16),
EOptionReadHlsl = (1 << 17),
EOptionCascadingErrors = (1 << 18),
EOptionAutoMapBindings = (1 << 19),
EOptionFlattenUniformArrays = (1 << 20),
EOptionNoStorageFormat = (1 << 21),
EOptionKeepUncalled = (1 << 22),
};
//
// Return codes from main/exit().
//
enum TFailCode {
ESuccess = 0,
EFailUsage,
EFailCompile,
EFailLink,
EFailCompilerCreate,
EFailThreadCreate,
EFailLinkerCreate
};
//
// Forward declarations.
//
EShLanguage FindLanguage(const std::string& name, bool parseSuffix = true);
void CompileFile(const char* fileName, ShHandle);
void usage();
void FreeFileData(char** data);
char** ReadFileData(const char* fileName);
void InfoLogMsg(const char* msg, const char* name, const int num);
// Globally track if any compile or link failure.
bool CompileFailed = false;
bool LinkFailed = false;
static bool quiet = false;
static bool debugMode = false;
static bool outputSpirv = false;
// Use to test breaking up a single shader file into multiple strings.
// Set in ReadFileData().
int NumShaderStrings;
TBuiltInResource Resources;
std::string ConfigFile;
//
// Parse either a .conf file provided by the user or the default from glslang::DefaultTBuiltInResource
//
void ProcessConfigFile()
{
char** configStrings = 0;
char* config = 0;
if (ConfigFile.size() > 0) {
configStrings = ReadFileData(ConfigFile.c_str());
if (configStrings)
config = *configStrings;
else {
printf("Error opening configuration file; will instead use the default configuration\n");
usage();
}
}
if (config == 0) {
Resources = glslang::DefaultTBuiltInResource;
return;
}
glslang::DecodeResourceLimits(&Resources, config);
if (configStrings)
FreeFileData(configStrings);
else
delete[] config;
}
// thread-safe list of shaders to asynchronously grab and compile
glslang::TWorklist Worklist;
// array of unique places to leave the shader names and infologs for the asynchronous compiles
glslang::TWorkItem** Work = 0;
int NumWorkItems = 0;
int Options = 0;
const char* ExecutableName = nullptr;
const char* binaryFileName = nullptr;
const char* entryPointName = nullptr;
const char* sourceEntryPointName = nullptr;
const char* shaderStageName = nullptr;
const char* variableName = nullptr;
std::array<unsigned int, EShLangCount> baseSamplerBinding;
std::array<unsigned int, EShLangCount> baseTextureBinding;
std::array<unsigned int, EShLangCount> baseImageBinding;
std::array<unsigned int, EShLangCount> baseUboBinding;
std::array<unsigned int, EShLangCount> baseSsboBinding;
//
// Create the default name for saving a binary if -o is not provided.
//
const char* GetBinaryName(EShLanguage stage)
{
const char* name;
if (binaryFileName == nullptr) {
switch (stage) {
case EShLangVertex: name = "vert.spv"; break;
case EShLangTessControl: name = "tesc.spv"; break;
case EShLangTessEvaluation: name = "tese.spv"; break;
case EShLangGeometry: name = "geom.spv"; break;
case EShLangFragment: name = "frag.spv"; break;
case EShLangCompute: name = "comp.spv"; break;
default: name = "unknown"; break;
}
}
else
name = binaryFileName;
return name;
}
//
// *.conf => this is a config file that can set limits/resources
//
bool SetConfigFile(const std::string& name)
{
if (name.size() < 5)
return false;
if (name.compare(name.size() - 5, 5, ".conf") == 0) {
ConfigFile = name;
return true;
}
return false;
}
//
// Give error and exit with failure code.
//
void Error(const char* message)
{
printf("%s: Error %s (use -h for usage)\n", ExecutableName, message);
exit(EFailUsage);
}
//
// Process an optional binding base of the form:
// --argname [stage] base
// Where stage is one of the forms accepted by FindLanguage, and base is an integer
//
void ProcessBindingBase(int& argc, char**& argv, std::array<unsigned int, EShLangCount>& base)
{
if (argc < 2)
usage();
if (!isdigit(argv[1][0])) {
if (argc < 3) // this form needs one more argument
usage();
// Parse form: --argname stage base
const EShLanguage lang = FindLanguage(argv[1], false);
base[lang] = atoi(argv[2]);
argc -= 2;
argv += 2;
}
else {
// Parse form: --argname base
for (int lang = 0; lang < EShLangCount; ++lang)
base[lang] = atoi(argv[1]);
argc--;
argv++;
}
}
//
// Do all command-line argument parsing. This includes building up the work-items
// to be processed later, and saving all the command-line options.
//
// Does not return (it exits) if command-line is fatally flawed.
//
void ProcessArguments(int argc, char* argv[])
{
baseSamplerBinding.fill(0);
baseTextureBinding.fill(0);
baseImageBinding.fill(0);
baseUboBinding.fill(0);
baseSsboBinding.fill(0);
ExecutableName = argv[0];
NumWorkItems = argc; // will include some empties where the '-' options were, but it doesn't matter, they'll be 0
Work = new glslang::TWorkItem * [NumWorkItems];
for (int w = 0; w < NumWorkItems; ++w)
Work[w] = 0;
argc--;
argv++;
for (; argc >= 1; argc--, argv++) {
if (argv[0][0] == '-') {
switch (argv[0][1]) {
case '-':
{
std::string lowerword(argv[0] + 2);
std::transform(lowerword.begin(), lowerword.end(), lowerword.begin(), ::tolower);
// handle --word style options
if (lowerword == "shift-sampler-bindings" || // synonyms
lowerword == "shift-sampler-binding" ||
lowerword == "ssb") {
ProcessBindingBase(argc, argv, baseSamplerBinding);
}
else if (lowerword == "shift-texture-bindings" || // synonyms
lowerword == "shift-texture-binding" ||
lowerword == "stb") {
ProcessBindingBase(argc, argv, baseTextureBinding);
}
else if (lowerword == "shift-image-bindings" || // synonyms
lowerword == "shift-image-binding" ||
lowerword == "sib") {
ProcessBindingBase(argc, argv, baseImageBinding);
}
else if (lowerword == "shift-ubo-bindings" || // synonyms
lowerword == "shift-ubo-binding" ||
lowerword == "sub") {
ProcessBindingBase(argc, argv, baseUboBinding);
}
else if (lowerword == "shift-ssbo-bindings" || // synonyms
lowerword == "shift-ssbo-binding" ||
lowerword == "sbb") {
ProcessBindingBase(argc, argv, baseSsboBinding);
}
else if (lowerword == "auto-map-bindings" || // synonyms
lowerword == "auto-map-binding" ||
lowerword == "amb") {
Options |= EOptionAutoMapBindings;
}
else if (lowerword == "flatten-uniform-arrays" || // synonyms
lowerword == "flatten-uniform-array" ||
lowerword == "fua") {
Options |= EOptionFlattenUniformArrays;
}
else if (lowerword == "no-storage-format" || // synonyms
lowerword == "nsf") {
Options |= EOptionNoStorageFormat;
}
else if (lowerword == "variable-name" || // synonyms
lowerword == "vn") {
Options |= EOptionOutputHexadecimal;
variableName = argv[1];
if (argc > 0) {
argc--;
argv++;
}
else
Error("no <C-variable-name> provided for --variable-name");
break;
}
else if (lowerword == "source-entrypoint" || // synonyms
lowerword == "sep") {
sourceEntryPointName = argv[1];
if (argc > 0) {
argc--;
argv++;
}
else
Error("no <entry-point> provided for --source-entrypoint");
break;
}
else if (lowerword == "keep-uncalled" || // synonyms
lowerword == "ku") {
Options |= EOptionKeepUncalled;
}
else {
usage();
}
}
break;
case 'H':
Options |= EOptionHumanReadableSpv;
if ((Options & EOptionSpv) == 0) {
// default to Vulkan
Options |= EOptionSpv;
Options |= EOptionVulkanRules;
Options |= EOptionLinkProgram;
}
break;
case 'V':
Options |= EOptionSpv;
Options |= EOptionVulkanRules;
Options |= EOptionLinkProgram;
break;
case 'S':
shaderStageName = argv[1];
if (argc > 0) {
argc--;
argv++;
}
else
Error("no <stage> specified for -S");
break;
case 'G':
Options |= EOptionSpv;
Options |= EOptionLinkProgram;
// undo a -H default to Vulkan
Options &= ~EOptionVulkanRules;
break;
case 'E':
Options |= EOptionOutputPreprocessed;
break;
case 'c':
Options |= EOptionDumpConfig;
break;
case 'C':
Options |= EOptionCascadingErrors;
break;
case 'd':
Options |= EOptionDefaultDesktop;
break;
case 'D':
Options |= EOptionReadHlsl;
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 > 0) {
argc--;
argv++;
}
else
Error("no <entry-point> provided for -e");
break;
case 'h':
usage();
break;
case 'i':
Options |= EOptionIntermediate;
break;
case 'l':
Options |= EOptionLinkProgram;
break;
case 'm':
Options |= EOptionMemoryLeakMode;
break;
case 'o':
binaryFileName = argv[1];
if (argc > 0) {
argc--;
argv++;
}
else
Error("no <file> provided for -o");
break;
case 'q':
Options |= EOptionDumpReflection;
break;
case 'r':
Options |= EOptionRelaxedErrors;
break;
case 's':
Options |= EOptionSuppressInfolog;
break;
case 't':
#ifdef _WIN32
Options |= EOptionMultiThreaded;
#endif
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)) {
Work[argc] = new glslang::TWorkItem(name);
Worklist.add(Work[argc]);
}
}
}
// 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);
}
//
// Thread entry point, for non-linking asynchronous mode.
//
// Return 0 for failure, 1 for success.
//
unsigned int CompileShaders(void*)
{
glslang::TWorkItem* workItem;
while (Worklist.remove(workItem)) {
ShHandle compiler = ShConstructCompiler(FindLanguage(workItem->name), Options);
if (compiler == 0)
return 0;
CompileFile(workItem->name.c_str(), compiler);
if (!(Options & EOptionSuppressInfolog))
workItem->results = ShGetInfoLog(compiler);
ShDestruct(compiler);
}
return 0;
}
// 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;
std::string fileName;
char** text; // memory owned/managed externally
const char* fileNameList[1];
// Need to have a special constructors to adjust the fileNameList, since back end needs a list of ptrs
ShaderCompUnit(EShLanguage istage, std::string& ifileName, char** itext)
{
stage = istage;
fileName = ifileName;
text = itext;
fileNameList[0] = fileName.c_str();
}
ShaderCompUnit(const ShaderCompUnit& rhs)
{
stage = rhs.stage;
fileName = rhs.fileName;
text = rhs.text;
fileNameList[0] = fileName.c_str();
}
};
void executeSync(const char* command);
int compileHLSLToD3D9(const char* from, const char* to, const char* source, char* output, int* length, const std::map<std::string, int>& attributes, EShLanguage stage);
int compileHLSLToD3D11(const char* from, const char* to, const char* source, char* output, int* length, const std::map<std::string, int>& attributes, EShLanguage stage, bool debug);
std::string extractFilename(std::string path) {
int i = path.size() - 1;
for (; i > 0; --i) {
if (path[i] == '/' || path[i] == '\\') {
++i;
break;
}
}
return path.substr(i, std::string::npos);
}
std::string removeExtension(std::string filename) {
int i = filename.size() - 1;
for (; i > 0; --i) {
if (filename[i] == '.') {
break;
}
}
if (i == 0) return filename;
else return filename.substr(0, i);
}
class KrafixIncluder : public glslang::TShader::Includer {
public:
KrafixIncluder(std::string from) {
dir = from;
for (int i = from.size() - 1; i >= 0; --i) {
if (dir[i] == '/' || dir[i] == '\\') {
dir = dir.substr(0, i + 1);
break;
}
}
}
IncludeResult* includeSystem(const char* headerName, const char* includerName, size_t inclusionDepth) override {
return includeLocal(headerName, includerName, inclusionDepth);
}
IncludeResult* includeLocal(const char* headerName, const char* includerName, size_t inclusionDepth) override {
std::string realfilename = dir + headerName;
std::stringstream content;
std::string line;
std::ifstream file(realfilename);
if (file.is_open()) {
while (getline(file, line)) {
content << line << '\n';
}
file.close();
}
std::string filecontent = content.str();
char* heapcontent = new char[filecontent.size() + 1];
strcpy(heapcontent, filecontent.c_str());
return new IncludeResult(realfilename, heapcontent, content.str().size(), heapcontent);
}
void releaseInclude(IncludeResult* result) override {
delete (char*)result->userData;
delete result;
}
private:
std::string dir;
};
class NullIncluder : public glslang::TShader::Includer {
public:
NullIncluder() {
}
IncludeResult* includeSystem(const char* headerName, const char* includerName, size_t inclusionDepth) override {
return includeLocal(headerName, includerName, inclusionDepth);
}
IncludeResult* includeLocal(const char* headerName, const char* includerName, size_t inclusionDepth) override {
return nullptr;
}
void releaseInclude(IncludeResult* result) override {
}
};
krafix::ShaderStage shLanguageToShaderStage(EShLanguage lang) {
switch (lang) {
case EShLangVertex: return krafix::StageVertex;
case EShLangTessControl: return krafix::StageTessControl;
case EShLangTessEvaluation: return krafix::StageTessEvaluation;
case EShLangGeometry: return krafix::StageGeometry;
case EShLangFragment: return krafix::StageFragment;
case EShLangCompute: return krafix::StageCompute;
case EShLangCount:
default:
return krafix::StageCompute;
}
}
static void writeSpirv(const char* filename, std::vector<unsigned int>& words) {
std::ofstream out;
out.open(filename, std::ios::binary | std::ios::out);
for (unsigned i = 0; i < words.size(); ++i) {
out.put(words[i] & 0xff);
out.put((words[i] >> 8) & 0xff);
out.put((words[i] >> 16) & 0xff);
out.put((words[i] >> 24) & 0xff);
}
out.close();
}
static void preprocessSpirv(std::vector<unsigned int>& spirv) {
unsigned binding = 0;
for (unsigned index = 0; index < spirv.size(); ++index) {
int wordCount = spirv[index] >> 16;
int opcode = spirv[index] & 0xffff;
unsigned* operands = wordCount > 1 ? &spirv[index + 1] : NULL;
int length = wordCount - 1;
if (opcode == 71 && length >= 2) {
if (operands[1] == 33) {
operands[2] = binding++;
}
}
}
}
//
// 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, krafix::Target target, const char* sourcefilename, const char* filename, const char* tempdir, char* output, int* length,
glslang::TShader::Includer& includer, const char* defines, bool relax)
{
// 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, 1);
if (entryPointName) // HLSL todo: this needs to be tracked per compUnits
shader->setEntryPoint(entryPointName);
if (sourceEntryPointName)
shader->setSourceEntryPoint(sourceEntryPointName);
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->setFlattenUniformArrays((Options & EOptionFlattenUniformArrays) != 0);
shader->setNoStorageFormat((Options & EOptionNoStorageFormat) != 0);
shader->setPreamble(defines);
if (Options & EOptionAutoMapBindings)
shader->setAutoMapBindings(true);
shaders.push_back(shader);
const int defaultVersion = Options & EOptionDefaultDesktop ? 110 : 100;
if (Options & EOptionOutputPreprocessed) {
std::string str;
//glslang::TShader::ForbidIncluder includer;
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, ENoProfile, false, false, messages, includer))
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;
// 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::GlslangToSpv(*program.getIntermediate((EShLanguage)stage), spirv, &logger);
if (outputSpirv) {
std::string filename = std::string(tempdir) + "/" + removeExtension(extractFilename(sourcefilename)) + ".spirv";
writeSpirv(filename.c_str(), spirv);
}
preprocessSpirv(spirv);
static bool firstRun = true;
if (!quiet && firstRun) {
krafix::VarListTranslator* varPrinter = new krafix::VarListTranslator(spirv, shLanguageToShaderStage((EShLanguage)stage));
varPrinter->print();
firstRun = false;
}
krafix::Translator* translator = NULL;
std::map<std::string, int> attributes;
switch (target.lang) {
case krafix::SpirV:
translator = new krafix::SpirVTranslator(spirv, shLanguageToShaderStage((EShLanguage)stage));
break;
case krafix::GLSL:
translator = new krafix::GlslTranslator2(spirv, shLanguageToShaderStage((EShLanguage)stage), relax);
break;
case krafix::HLSL:
translator = new krafix::HlslTranslator2(spirv, shLanguageToShaderStage((EShLanguage)stage));
break;
case krafix::Metal:
translator = new krafix::MetalTranslator2(spirv, shLanguageToShaderStage((EShLanguage)stage));
break;
case krafix::AGAL:
translator = new krafix::AgalTranslator(spirv, shLanguageToShaderStage((EShLanguage)stage));
break;
case krafix::VarList:
translator = new krafix::VarListTranslator(spirv, shLanguageToShaderStage((EShLanguage)stage));
break;
case krafix::JavaScript:
translator = new krafix::JavaScriptTranslator2(spirv, shLanguageToShaderStage((EShLanguage)stage));
break;
}
try {
if (target.lang == krafix::HLSL && target.system != krafix::Unity) {
std::string temp = sourcefilename == nullptr ? "" : std::string(tempdir) + "/" + removeExtension(extractFilename(sourcefilename)) + ".hlsl";
char* tempoutput = nullptr;
if (output) {
tempoutput = new char[1024 * 1024];
}
translator->outputCode(target, sourcefilename, temp.c_str(), tempoutput, attributes);
int returnCode = 0;
if (target.version == 9) {
returnCode = compileHLSLToD3D9(temp.c_str(), filename, tempoutput, output, length, attributes, (EShLanguage)stage);
}
else {
returnCode = compileHLSLToD3D11(temp.c_str(), filename, tempoutput, output, length, attributes, (EShLanguage)stage, debugMode);
}
if (returnCode != 0) CompileFailed = true;
delete[] tempoutput;
}
else if (target.lang == krafix::SpirV) {
translator->outputCode(target, sourcefilename, filename, output, attributes);
if (output != nullptr) {
*length = dynamic_cast<krafix::SpirVTranslator*>(translator)->outputLength;
}
}
else {
translator->outputCode(target, sourcefilename, filename, output, attributes);
if (output != nullptr) {
*length = strlen(output);
}
}
}
catch (spirv_cross::CompilerError& error) {
printf("Error compiling to %s: %s\n", target.string().c_str(), error.what());
CompileFailed = true;
}
delete translator;
//glslang::OutputSpv(spirv, GetBinaryName((EShLanguage)stage));
if (Options & EOptionHumanReadableSpv) {
spv::Parameterize();
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();
}
}
krafix::TargetSystem getSystem(const char* system) {
if (strcmp(system, "windows") == 0) return krafix::Windows;
if (strcmp(system, "windowsapp") == 0) return krafix::WindowsApp;
if (strcmp(system, "osx") == 0) return krafix::OSX;
if (strcmp(system, "linux") == 0 || strcmp(system, "freebsd") == 0) return krafix::Linux;
if (strcmp(system, "ios") == 0) return krafix::iOS;
if (strcmp(system, "android") == 0) return krafix::Android;
if (strcmp(system, "html5") == 0) return krafix::HTML5;
if (strcmp(system, "debug-html5") == 0) return krafix::HTML5;
if (strcmp(system, "html5worker") == 0) return krafix::HTML5;
if (strcmp(system, "flash") == 0) return krafix::Flash;
if (strcmp(system, "unity") == 0) return krafix::Unity;
return krafix::Unknown;
}
//
// 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(krafix::Target target, const char* sourcefilename, const char* filename, const char* tempdir, const char* source, char* output, int* length, glslang::TShader::Includer& includer, const char* defines, bool relax)
{
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.)
char* sources[] = { (char*)source, nullptr, nullptr, nullptr, nullptr };
glslang::TWorkItem* workItem;
while (Worklist.remove(workItem)) {
ShaderCompUnit compUnit(
FindLanguage(workItem->name),
workItem->name,
source != nullptr ? sources : 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, target, sourcefilename, filename, tempdir, output, length, includer, defines, relax);
if (Options & EOptionMemoryLeakMode)
glslang::OS_DumpMemoryCounters();