llvmbot wrote:

<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-lldb

Author: Jonas Devlieghere (JDevlieghere)

<details>
<summary>Changes</summary>

This builds on top of the work started in c3a302d to convert LocateSymbolFile 
to a SymbolLocator plugin. This commit moves FindSymbolFileInBundle.

---
Full diff: https://github.com/llvm/llvm-project/pull/71247.diff


9 Files Affected:

- (modified) lldb/include/lldb/Core/PluginManager.h (+10-4) 
- (modified) lldb/include/lldb/Symbol/LocateSymbolFile.h (-4) 
- (modified) lldb/include/lldb/lldb-private-interfaces.h (+2) 
- (modified) lldb/source/Core/PluginManager.cpp (+24-4) 
- (modified) lldb/source/Plugins/Platform/MacOSX/PlatformDarwin.cpp (+2-2) 
- (modified) 
lldb/source/Plugins/SymbolLocator/DebugSymbols/SymbolLocatorDebugSymbols.cpp 
(+43-5) 
- (modified) 
lldb/source/Plugins/SymbolLocator/DebugSymbols/SymbolLocatorDebugSymbols.h (+4) 
- (modified) lldb/source/Symbol/LocateSymbolFile.cpp (-7) 
- (modified) lldb/source/Symbol/LocateSymbolFileMacOSX.cpp (+3-41) 


``````````diff
diff --git a/lldb/include/lldb/Core/PluginManager.h 
b/lldb/include/lldb/Core/PluginManager.h
index feaa351b71fa2df..b69aff9e00651bb 100644
--- a/lldb/include/lldb/Core/PluginManager.h
+++ b/lldb/include/lldb/Core/PluginManager.h
@@ -346,10 +346,12 @@ class PluginManager {
   GetSymbolVendorCreateCallbackAtIndex(uint32_t idx);
 
   // SymbolLocator
-  static bool RegisterPlugin(llvm::StringRef name, llvm::StringRef description,
-                             SymbolLocatorCreateInstance create_callback,
-                             SymbolLocatorLocateExecutableObjectFile
-                                 locate_executable_object_file = nullptr);
+  static bool RegisterPlugin(
+      llvm::StringRef name, llvm::StringRef description,
+      SymbolLocatorCreateInstance create_callback,
+      SymbolLocatorLocateExecutableObjectFile locate_executable_object_file =
+          nullptr,
+      SymbolLocatorFindSymbolFileInBundle find_symbol_file_in_bundle = 
nullptr);
 
   static bool UnregisterPlugin(SymbolLocatorCreateInstance create_callback);
 
@@ -358,6 +360,10 @@ class PluginManager {
 
   static ModuleSpec LocateExecutableObjectFile(const ModuleSpec &module_spec);
 
+  static FileSpec FindSymbolFileInBundle(const FileSpec &dsym_bundle_fspec,
+                                         const UUID *uuid,
+                                         const ArchSpec *arch);
+
   // Trace
   static bool RegisterPlugin(
       llvm::StringRef name, llvm::StringRef description,
diff --git a/lldb/include/lldb/Symbol/LocateSymbolFile.h 
b/lldb/include/lldb/Symbol/LocateSymbolFile.h
index 8cd62cd3f73e706..03d3d9a2d440edf 100644
--- a/lldb/include/lldb/Symbol/LocateSymbolFile.h
+++ b/lldb/include/lldb/Symbol/LocateSymbolFile.h
@@ -32,10 +32,6 @@ class Symbols {
   LocateExecutableSymbolFile(const ModuleSpec &module_spec,
                              const FileSpecList &default_search_paths);
 
-  static FileSpec FindSymbolFileInBundle(const FileSpec &dsym_bundle_fspec,
-                                         const lldb_private::UUID *uuid,
-                                         const ArchSpec *arch);
-
   // Locate the object and symbol file given a module specification.
   //
   // Locating the file can try to download the file from a corporate build
diff --git a/lldb/include/lldb/lldb-private-interfaces.h 
b/lldb/include/lldb/lldb-private-interfaces.h
index a22a3e9792b318d..faf85833fe9f9e3 100644
--- a/lldb/include/lldb/lldb-private-interfaces.h
+++ b/lldb/include/lldb/lldb-private-interfaces.h
@@ -92,6 +92,8 @@ typedef SymbolVendor *(*SymbolVendorCreateInstance)(
 typedef SymbolLocator *(*SymbolLocatorCreateInstance)();
 typedef std::optional<ModuleSpec> (*SymbolLocatorLocateExecutableObjectFile)(
     const ModuleSpec &module_spec);
+typedef std::optional<FileSpec> (*SymbolLocatorFindSymbolFileInBundle)(
+    const FileSpec &dsym_bundle_fspec, const UUID *uuid, const ArchSpec *arch);
 typedef bool (*BreakpointHitCallback)(void *baton,
                                       StoppointCallbackContext *context,
                                       lldb::user_id_t break_id,
diff --git a/lldb/source/Core/PluginManager.cpp 
b/lldb/source/Core/PluginManager.cpp
index 85e3f1cdcf12438..85c6b1d948a2d85 100644
--- a/lldb/source/Core/PluginManager.cpp
+++ b/lldb/source/Core/PluginManager.cpp
@@ -1088,12 +1088,15 @@ struct SymbolLocatorInstance
   SymbolLocatorInstance(
       llvm::StringRef name, llvm::StringRef description,
       CallbackType create_callback,
-      SymbolLocatorLocateExecutableObjectFile locate_executable_object_file)
+      SymbolLocatorLocateExecutableObjectFile locate_executable_object_file,
+      SymbolLocatorFindSymbolFileInBundle find_symbol_file_in_bundle)
       : PluginInstance<SymbolLocatorCreateInstance>(name, description,
                                                     create_callback),
-        locate_executable_object_file(locate_executable_object_file) {}
+        locate_executable_object_file(locate_executable_object_file),
+        find_symbol_file_in_bundle(find_symbol_file_in_bundle) {}
 
   SymbolLocatorLocateExecutableObjectFile locate_executable_object_file;
+  SymbolLocatorFindSymbolFileInBundle find_symbol_file_in_bundle;
 };
 typedef PluginInstances<SymbolLocatorInstance> SymbolLocatorInstances;
 
@@ -1105,9 +1108,11 @@ static SymbolLocatorInstances 
&GetSymbolLocatorInstances() {
 bool PluginManager::RegisterPlugin(
     llvm::StringRef name, llvm::StringRef description,
     SymbolLocatorCreateInstance create_callback,
-    SymbolLocatorLocateExecutableObjectFile locate_executable_object_file) {
+    SymbolLocatorLocateExecutableObjectFile locate_executable_object_file,
+    SymbolLocatorFindSymbolFileInBundle find_symbol_file_in_bundle) {
   return GetSymbolLocatorInstances().RegisterPlugin(
-      name, description, create_callback, locate_executable_object_file);
+      name, description, create_callback, locate_executable_object_file,
+      find_symbol_file_in_bundle);
 }
 
 bool PluginManager::UnregisterPlugin(
@@ -1134,6 +1139,21 @@ PluginManager::LocateExecutableObjectFile(const 
ModuleSpec &module_spec) {
   return {};
 }
 
+FileSpec PluginManager::FindSymbolFileInBundle(const FileSpec &symfile_bundle,
+                                               const UUID *uuid,
+                                               const ArchSpec *arch) {
+  auto &instances = GetSymbolLocatorInstances().GetInstances();
+  for (auto &instance : instances) {
+    if (instance.find_symbol_file_in_bundle) {
+      std::optional<FileSpec> result =
+          instance.find_symbol_file_in_bundle(symfile_bundle, uuid, arch);
+      if (result)
+        return *result;
+    }
+  }
+  return {};
+}
+
 #pragma mark Trace
 
 struct TraceInstance
diff --git a/lldb/source/Plugins/Platform/MacOSX/PlatformDarwin.cpp 
b/lldb/source/Plugins/Platform/MacOSX/PlatformDarwin.cpp
index 765902c7cf29b87..ab7012e3d21e2ed 100644
--- a/lldb/source/Plugins/Platform/MacOSX/PlatformDarwin.cpp
+++ b/lldb/source/Plugins/Platform/MacOSX/PlatformDarwin.cpp
@@ -321,8 +321,8 @@ Status PlatformDarwin::ResolveSymbolFile(Target &target,
                                          FileSpec &sym_file) {
   sym_file = sym_spec.GetSymbolFileSpec();
   if (FileSystem::Instance().IsDirectory(sym_file)) {
-    sym_file = Symbols::FindSymbolFileInBundle(sym_file, sym_spec.GetUUIDPtr(),
-                                               sym_spec.GetArchitecturePtr());
+    sym_file = PluginManager::FindSymbolFileInBundle(
+        sym_file, sym_spec.GetUUIDPtr(), sym_spec.GetArchitecturePtr());
   }
   return {};
 }
diff --git 
a/lldb/source/Plugins/SymbolLocator/DebugSymbols/SymbolLocatorDebugSymbols.cpp 
b/lldb/source/Plugins/SymbolLocator/DebugSymbols/SymbolLocatorDebugSymbols.cpp
index ef19507e87e5da8..217080bfd3ef3b1 100644
--- 
a/lldb/source/Plugins/SymbolLocator/DebugSymbols/SymbolLocatorDebugSymbols.cpp
+++ 
b/lldb/source/Plugins/SymbolLocator/DebugSymbols/SymbolLocatorDebugSymbols.cpp
@@ -63,9 +63,9 @@ LLDB_PLUGIN_DEFINE(SymbolLocatorDebugSymbols)
 SymbolLocatorDebugSymbols::SymbolLocatorDebugSymbols() : SymbolLocator() {}
 
 void SymbolLocatorDebugSymbols::Initialize() {
-  PluginManager::RegisterPlugin(GetPluginNameStatic(),
-                                GetPluginDescriptionStatic(), CreateInstance,
-                                LocateExecutableObjectFile);
+  PluginManager::RegisterPlugin(
+      GetPluginNameStatic(), GetPluginDescriptionStatic(), CreateInstance,
+      LocateExecutableObjectFile, FindSymbolFileInBundle);
 }
 
 void SymbolLocatorDebugSymbols::Terminate() {
@@ -153,8 +153,8 @@ std::optional<ModuleSpec> 
SymbolLocatorDebugSymbols::LocateExecutableObjectFile(
               FileSystem::Instance().Resolve(dsym_filespec);
 
             if (FileSystem::Instance().IsDirectory(dsym_filespec)) {
-              dsym_filespec =
-                  Symbols::FindSymbolFileInBundle(dsym_filespec, uuid, arch);
+              dsym_filespec = PluginManager::FindSymbolFileInBundle(
+                  dsym_filespec, uuid, arch);
               ++items_found;
             } else {
               ++items_found;
@@ -325,3 +325,41 @@ std::optional<ModuleSpec> 
SymbolLocatorDebugSymbols::LocateExecutableObjectFile(
 
   return {};
 }
+
+std::optional<FileSpec> SymbolLocatorDebugSymbols::FindSymbolFileInBundle(
+    const FileSpec &dsym_bundle_fspec, const UUID *uuid, const ArchSpec *arch) 
{
+  std::string dsym_bundle_path = dsym_bundle_fspec.GetPath();
+  llvm::SmallString<128> buffer(dsym_bundle_path);
+  llvm::sys::path::append(buffer, "Contents", "Resources", "DWARF");
+
+  std::error_code EC;
+  llvm::IntrusiveRefCntPtr<llvm::vfs::FileSystem> vfs =
+      FileSystem::Instance().GetVirtualFileSystem();
+  llvm::vfs::recursive_directory_iterator Iter(*vfs, buffer.str(), EC);
+  llvm::vfs::recursive_directory_iterator End;
+  for (; Iter != End && !EC; Iter.increment(EC)) {
+    llvm::ErrorOr<llvm::vfs::Status> Status = vfs->status(Iter->path());
+    if (Status->isDirectory())
+      continue;
+
+    FileSpec dsym_fspec(Iter->path());
+    ModuleSpecList module_specs;
+    if (ObjectFile::GetModuleSpecifications(dsym_fspec, 0, 0, module_specs)) {
+      ModuleSpec spec;
+      for (size_t i = 0; i < module_specs.GetSize(); ++i) {
+        bool got_spec = module_specs.GetModuleSpecAtIndex(i, spec);
+        assert(got_spec); // The call has side-effects so can't be inlined.
+        UNUSED_IF_ASSERT_DISABLED(got_spec);
+        if ((uuid == nullptr ||
+             (spec.GetUUIDPtr() && spec.GetUUID() == *uuid)) &&
+            (arch == nullptr ||
+             (spec.GetArchitecturePtr() &&
+              spec.GetArchitecture().IsCompatibleMatch(*arch)))) {
+          return dsym_fspec;
+        }
+      }
+    }
+  }
+
+  return {};
+}
diff --git 
a/lldb/source/Plugins/SymbolLocator/DebugSymbols/SymbolLocatorDebugSymbols.h 
b/lldb/source/Plugins/SymbolLocator/DebugSymbols/SymbolLocatorDebugSymbols.h
index a7641b28c0dc88f..256ac9372edd28f 100644
--- a/lldb/source/Plugins/SymbolLocator/DebugSymbols/SymbolLocatorDebugSymbols.h
+++ b/lldb/source/Plugins/SymbolLocator/DebugSymbols/SymbolLocatorDebugSymbols.h
@@ -37,6 +37,10 @@ class SymbolLocatorDebugSymbols : public SymbolLocator {
   // current computers global settings.
   static std::optional<ModuleSpec>
   LocateExecutableObjectFile(const ModuleSpec &module_spec);
+
+  static std::optional<FileSpec>
+  FindSymbolFileInBundle(const FileSpec &dsym_bundle_fspec, const UUID *uuid,
+                         const ArchSpec *arch);
 };
 
 } // namespace lldb_private
diff --git a/lldb/source/Symbol/LocateSymbolFile.cpp 
b/lldb/source/Symbol/LocateSymbolFile.cpp
index b23b53230a4fff0..d9414ef93aa7135 100644
--- a/lldb/source/Symbol/LocateSymbolFile.cpp
+++ b/lldb/source/Symbol/LocateSymbolFile.cpp
@@ -408,13 +408,6 @@ void Symbols::DownloadSymbolFileAsync(const UUID &uuid) {
 
 #if !defined(__APPLE__)
 
-FileSpec Symbols::FindSymbolFileInBundle(const FileSpec &symfile_bundle,
-                                         const lldb_private::UUID *uuid,
-                                         const ArchSpec *arch) {
-  // FIXME
-  return FileSpec();
-}
-
 bool Symbols::DownloadObjectAndSymbolFile(ModuleSpec &module_spec,
                                           Status &error, bool force_lookup,
                                           bool copy_executable) {
diff --git a/lldb/source/Symbol/LocateSymbolFileMacOSX.cpp 
b/lldb/source/Symbol/LocateSymbolFileMacOSX.cpp
index 943eae7e066fe05..be0bb37bab5350b 100644
--- a/lldb/source/Symbol/LocateSymbolFileMacOSX.cpp
+++ b/lldb/source/Symbol/LocateSymbolFileMacOSX.cpp
@@ -21,6 +21,7 @@
 #include "lldb/Core/Module.h"
 #include "lldb/Core/ModuleList.h"
 #include "lldb/Core/ModuleSpec.h"
+#include "lldb/Core/PluginManager.h"
 #include "lldb/Host/Host.h"
 #include "lldb/Host/HostInfo.h"
 #include "lldb/Symbol/ObjectFile.h"
@@ -119,8 +120,8 @@ int LocateMacOSXFilesUsingDebugSymbols(const ModuleSpec 
&module_spec,
               FileSystem::Instance().Resolve(dsym_filespec);
 
             if (FileSystem::Instance().IsDirectory(dsym_filespec)) {
-              dsym_filespec =
-                  Symbols::FindSymbolFileInBundle(dsym_filespec, uuid, arch);
+              dsym_filespec = PluginManager::FindSymbolFileInBundle(
+                  dsym_filespec, uuid, arch);
               ++items_found;
             } else {
               ++items_found;
@@ -289,45 +290,6 @@ int LocateMacOSXFilesUsingDebugSymbols(const ModuleSpec 
&module_spec,
   return items_found;
 }
 
-FileSpec Symbols::FindSymbolFileInBundle(const FileSpec &dsym_bundle_fspec,
-                                         const lldb_private::UUID *uuid,
-                                         const ArchSpec *arch) {
-  std::string dsym_bundle_path = dsym_bundle_fspec.GetPath();
-  llvm::SmallString<128> buffer(dsym_bundle_path);
-  llvm::sys::path::append(buffer, "Contents", "Resources", "DWARF");
-
-  std::error_code EC;
-  llvm::IntrusiveRefCntPtr<llvm::vfs::FileSystem> vfs =
-      FileSystem::Instance().GetVirtualFileSystem();
-  llvm::vfs::recursive_directory_iterator Iter(*vfs, buffer.str(), EC);
-  llvm::vfs::recursive_directory_iterator End;
-  for (; Iter != End && !EC; Iter.increment(EC)) {
-    llvm::ErrorOr<llvm::vfs::Status> Status = vfs->status(Iter->path());
-    if (Status->isDirectory())
-      continue;
-
-    FileSpec dsym_fspec(Iter->path());
-    ModuleSpecList module_specs;
-    if (ObjectFile::GetModuleSpecifications(dsym_fspec, 0, 0, module_specs)) {
-      ModuleSpec spec;
-      for (size_t i = 0; i < module_specs.GetSize(); ++i) {
-        bool got_spec = module_specs.GetModuleSpecAtIndex(i, spec);
-        assert(got_spec); // The call has side-effects so can't be inlined.
-        UNUSED_IF_ASSERT_DISABLED(got_spec);
-        if ((uuid == nullptr ||
-             (spec.GetUUIDPtr() && spec.GetUUID() == *uuid)) &&
-            (arch == nullptr ||
-             (spec.GetArchitecturePtr() &&
-              spec.GetArchitecture().IsCompatibleMatch(*arch)))) {
-          return dsym_fspec;
-        }
-      }
-    }
-  }
-
-  return {};
-}
-
 static bool GetModuleSpecInfoFromUUIDDictionary(CFDictionaryRef uuid_dict,
                                                 ModuleSpec &module_spec,
                                                 Status &error,

``````````

</details>


https://github.com/llvm/llvm-project/pull/71247
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