Lines Matching +full:- +full:- +full:with +full:- +full:config

1 //===- LTO.cpp ------------------------------------------------------------===//
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7 //===----------------------------------------------------------------------===//
10 #include "Config.h"
22 #include "llvm/LTO/Config.h"
37   return lto::getThinLTOOutputFile(modulePath, config->thinLTOPrefixReplaceOld,
38                                    config->thinLTOPrefixReplaceNew);
41 static lto::Config createConfig() {
42   lto::Config c;
44   c.Options.EmitAddrsig = config->icfLevel == ICFLevel::safe;
45   for (StringRef C : config->mllvmOpts)
55   c.AlwaysEmitRegularLTOObj = !config->ltoObjPath.empty();
57   c.TimeTraceEnabled = config->timeTraceEnabled;
58   c.TimeTraceGranularity = config->timeTraceGranularity;
59   c.DebugPassManager = config->ltoDebugPassManager;
60   c.CSIRProfile = std::string(config->csProfilePath);
61   c.RunCSIRInstr = config->csProfileGenerate;
62   c.PGOWarnMismatch = config->pgoWarnMismatch;
63   c.OptLevel = config->ltoo;
64   c.CGOptLevel = config->ltoCgo;
65   if (config->saveTemps)
66     checkError(c.addSaveTemps(config->outputFile.str() + ".",
85   if (!config->thinLTOIndexOnlyArg.empty())
86     indexFile = openFile(config->thinLTOIndexOnlyArg);
91   if (config->thinLTOIndexOnly) {
93         std::string(config->thinLTOPrefixReplaceOld),
94         std::string(config->thinLTOPrefixReplaceNew),
95         std::string(config->thinLTOPrefixReplaceNativeObject),
96         config->thinLTOEmitImportsFiles, indexFile.get(), onIndexWrite);
99         llvm::heavyweight_hardware_concurrency(config->thinLTOJobs),
100         onIndexWrite, config->thinLTOEmitIndexFiles,
101         config->thinLTOEmitImportsFiles);
110   if (config->thinLTOEmitIndexFiles)
119       config->outputType != MH_EXECUTE || config->exportDynamic;
128     // flags an undefined in IR with a definition in ASM as prevailing.
131     r.Prevailing = !objSym.isUndefined() && sym->getFile() == &f;
135           defined->isExternal() && !defined->privateExtern && exportDynamic;
137           !defined->isExternalWeakDef() && !defined->interposable;
139       r.ExportDynamic = !common->privateExtern && exportDynamic;
144         sym->isUsedInRegularObj || (r.Prevailing && r.ExportDynamic);
146     // Un-define the symbol so that we don't get duplicate symbol errors when we
149       replaceSymbol<Undefined>(sym, sym->getName(), sym->getFile(),
154   checkError(ltoObj->add(std::move(f.obj), resols));
165       if (!f->lazy)
166         linkedBitCodeFiles.insert(f->getName());
170       if (!f->lazy)
172       if (linkedBitCodeFiles.contains(f->getName()))
175           replaceThinLTOSuffix(getThinLTOOutputFile(f->obj->getName()));
183       if (config->thinLTOEmitImportsFiles)
192   unsigned maxTasks = ltoObj->getMaxTasks();
196   // The -cache_path_lto option specifies the path to a directory in which
200   if (!config->thinLTOCacheDir.empty())
201     cache = check(localCache("ThinLTO", "Thin", config->thinLTOCacheDir,
208     checkError(ltoObj->run(
215   // Emit empty index files for non-indexed files
219     if (config->thinLTOEmitImportsFiles)
223   if (config->thinLTOEmitIndexFiles)
226   // In ThinLTO mode, Clang passes a temporary directory in -object_path_lto,
229   if (!config->ltoObjPath.empty()) {
230     if (std::error_code ec = fs::create_directories(config->ltoObjPath))
231       fatal("cannot create LTO object path " + config->ltoObjPath + ": " +
234     if (!fs::is_directory(config->ltoObjPath)) {
239         fatal("-object_path_lto must specify a directory when using ThinLTO");
245     if (!config->ltoObjPath.empty()) {
246       filePath = config->ltoObjPath;
249                                    getArchitectureName(config->arch()) +
255   // ThinLTO with index only option is required to generate only the index
258   if (config->thinLTOIndexOnly) {
259     if (!config->ltoObjPath.empty())
262       indexFile->close();
266   if (!config->thinLTOCacheDir.empty())
267     pruneCache(config->thinLTOCacheDir, config->thinLTOCachePolicy, files);
273     // race with the cache pruner.
277       objBuf = files[i]->getBuffer();
278       cachePath = files[i]->getBufferIdentifier();
286     if (config->saveTemps)
288                  config->outputFile + ((i == 0) ? "" : Twine(i)) + ".lto.o");
292     if (!config->ltoObjPath.empty()) {