[PATCH] D86640: [lld-macho] Implement -all_load

[Jez Ng via Phabricator via llvm-commits]

int3 created this revision.
Herald added a project: LLVM.
Herald added a subscriber: llvm-commits.
int3 requested review of this revision.

Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D86640

Files:
  lld/MachO/Config.h
  lld/MachO/Driver.cpp


Index: lld/MachO/Driver.cpp
===================================================================
--- lld/MachO/Driver.cpp
+++ lld/MachO/Driver.cpp
@@ -248,7 +248,12 @@
     if (!file->isEmpty() && !file->hasSymbolTable())
       error(path + ": archive has no index; run ranlib to add one");
 
-    if (config->forceLoadObjC) {
+    if (config->allLoad) {
+      if (Optional<MemoryBufferRef> buffer = readFile(path))
+        for (MemoryBufferRef member : getArchiveMembers(*buffer))
+          inputFiles.push_back(make<ObjFile>(member));
+
+    } else if (config->forceLoadObjC) {
       for (const object::Archive::Symbol &sym : file->symbols())
         if (sym.getName().startswith(objc::klass))
           symtab->addUndefined(sym.getName());
@@ -517,6 +522,7 @@
   config->headerPad = args::getHex(args, OPT_headerpad, /*Default=*/32);
   config->outputType = args.hasArg(OPT_dylib) ? MH_DYLIB : MH_EXECUTE;
   config->runtimePaths = args::getStrings(args, OPT_rpath);
+  config->allLoad = args.hasArg(OPT_all_load);
 
   std::vector<StringRef> &roots = config->systemLibraryRoots;
   for (const Arg *arg : args.filtered(OPT_syslibroot))
@@ -581,6 +587,7 @@
     case OPT_platform_version:
       handlePlatformVersion(arg);
       break;
+    case OPT_all_load:
     case OPT_o:
     case OPT_dylib:
     case OPT_e:
Index: lld/MachO/Config.h
===================================================================
--- lld/MachO/Config.h
+++ lld/MachO/Config.h
@@ -33,6 +33,7 @@
 struct Configuration {
   Symbol *entry;
   bool hasReexports = false;
+  bool allLoad = false;
   bool forceLoadObjC = false;
   uint32_t headerPad;
   llvm::StringRef installName;


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