[Lldb-commits] [lldb] [LLDB][SBSaveCore] Add selectable memory regions to SBSaveCore (PR #105442)

Tue, 20 Aug 2024 15:10:51 -0700 

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<summary>
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``````````bash
git-clang-format --diff c4bf949171a72383d5ba4d2b587d4cc496aacebb 
001ed7aa004480e052d5aecf29c7ce8132c60d24 --extensions h,cpp -- 
lldb/include/lldb/API/SBMemoryRegionInfo.h 
lldb/include/lldb/API/SBMemoryRegionInfoList.h 
lldb/include/lldb/API/SBSaveCoreOptions.h 
lldb/include/lldb/Symbol/SaveCoreOptions.h lldb/include/lldb/Target/Process.h 
lldb/include/lldb/Utility/RangeMap.h lldb/include/lldb/lldb-enumerations.h 
lldb/include/lldb/lldb-forward.h lldb/include/lldb/lldb-private-interfaces.h 
lldb/source/API/SBSaveCoreOptions.cpp 
lldb/source/Commands/CommandObjectProcess.cpp 
lldb/source/Plugins/ObjectFile/Mach-O/ObjectFileMachO.cpp 
lldb/source/Plugins/ObjectFile/Mach-O/ObjectFileMachO.h 
lldb/source/Plugins/ObjectFile/Minidump/MinidumpFileBuilder.cpp 
lldb/source/Plugins/ObjectFile/Minidump/MinidumpFileBuilder.h 
lldb/source/Plugins/ObjectFile/Minidump/ObjectFileMinidump.h 
lldb/source/Plugins/ObjectFile/PECOFF/ObjectFilePECOFF.cpp 
lldb/source/Plugins/ObjectFile/PECOFF/ObjectFilePECOFF.h 
lldb/source/Symbol/SaveCoreOptions.cpp lldb/source/Target/Process.cpp
``````````

</details>

<details>
<summary>
View the diff from clang-format here.
</summary>

``````````diff
diff --git a/lldb/include/lldb/Symbol/SaveCoreOptions.h 
b/lldb/include/lldb/Symbol/SaveCoreOptions.h
index a95686ada9..d90d080260 100644
--- a/lldb/include/lldb/Symbol/SaveCoreOptions.h
+++ b/lldb/include/lldb/Symbol/SaveCoreOptions.h
@@ -12,11 +12,10 @@
 #include "lldb/Utility/FileSpec.h"
 #include "lldb/Utility/RangeMap.h"
 
-
 #include <optional>
+#include <set>
 #include <string>
 #include <unordered_set>
-#include <set>
 
 using MemoryRanges = lldb_private::RangeVector<lldb::addr_t, lldb::addr_t>;
 
@@ -44,7 +43,7 @@ public:
   bool HasSpecifiedThreads() const;
 
   Status EnsureValidConfiguration(lldb::ProcessSP process_sp) const;
-  const MemoryRanges& GetCoreFileMemoryRanges() const;
+  const MemoryRanges &GetCoreFileMemoryRanges() const;
 
   void AddMemoryRegionToSave(const lldb_private::MemoryRegionInfo &region);
 
diff --git a/lldb/include/lldb/Target/Process.h 
b/lldb/include/lldb/Target/Process.h
index 73228f13dc..a192065c4d 100644
--- a/lldb/include/lldb/Target/Process.h
+++ b/lldb/include/lldb/Target/Process.h
@@ -35,6 +35,7 @@
 #include "lldb/Host/ProcessLaunchInfo.h"
 #include "lldb/Host/ProcessRunLock.h"
 #include "lldb/Symbol/ObjectFile.h"
+#include "lldb/Symbol/SaveCoreOptions.h"
 #include "lldb/Target/ExecutionContextScope.h"
 #include "lldb/Target/InstrumentationRuntime.h"
 #include "lldb/Target/Memory.h"
@@ -43,7 +44,6 @@
 #include "lldb/Target/ThreadList.h"
 #include "lldb/Target/ThreadPlanStack.h"
 #include "lldb/Target/Trace.h"
-#include "lldb/Symbol/SaveCoreOptions.h"
 #include "lldb/Utility/AddressableBits.h"
 #include "lldb/Utility/ArchSpec.h"
 #include "lldb/Utility/Broadcaster.h"
@@ -734,7 +734,9 @@ public:
     }
   };
 
-  using CoreFileMemoryRanges = lldb_private::RangeDataVector<lldb::addr_t, 
lldb::addr_t, CoreFileMemoryRange>;
+  using CoreFileMemoryRanges =
+      lldb_private::RangeDataVector<lldb::addr_t, lldb::addr_t,
+                                    CoreFileMemoryRange>;
 
   /// Helper function for Process::SaveCore(...) that calculates the address
   /// ranges that should be saved. This allows all core file plug-ins to save
diff --git a/lldb/include/lldb/Utility/RangeMap.h 
b/lldb/include/lldb/Utility/RangeMap.h
index dacc638c19..216863ac96 100644
--- a/lldb/include/lldb/Utility/RangeMap.h
+++ b/lldb/include/lldb/Utility/RangeMap.h
@@ -449,8 +449,8 @@ public:
   ~RangeDataVector() = default;
 
   void Append(const Entry &entry) { m_entries.emplace_back(entry); }
-  
-  void Append(const B&& b, const S&& s, const T&& t) {
+
+  void Append(const B &&b, const S &&s, const T &&t) {
     m_entries.emplace_back(Entry(b, s, t));
   }
 
diff --git a/lldb/source/API/SBSaveCoreOptions.cpp 
b/lldb/source/API/SBSaveCoreOptions.cpp
index 03d237d349..b9853f85cf 100644
--- a/lldb/source/API/SBSaveCoreOptions.cpp
+++ b/lldb/source/API/SBSaveCoreOptions.cpp
@@ -93,10 +93,10 @@ bool SBSaveCoreOptions::RemoveThread(lldb::SBThread thread) 
{
   return m_opaque_up->RemoveThread(thread.GetSP());
 }
 
-
-lldb::SBError SBSaveCoreOptions::AddMemoryRegionToSave(const 
SBMemoryRegionInfo &region) {
+lldb::SBError
+SBSaveCoreOptions::AddMemoryRegionToSave(const SBMemoryRegionInfo &region) {
   LLDB_INSTRUMENT_VA(this, region);
-  // Currently add memory region can't fail, so we always return a success 
+  // Currently add memory region can't fail, so we always return a success
   // SBerror, but because these API's live forever, this is the most future
   // proof thing to do.
   m_opaque_up->AddMemoryRegionToSave(region.ref());
diff --git a/lldb/source/Commands/CommandObjectProcess.cpp 
b/lldb/source/Commands/CommandObjectProcess.cpp
index 398eb574f7..1a5ce7de8c 100644
--- a/lldb/source/Commands/CommandObjectProcess.cpp
+++ b/lldb/source/Commands/CommandObjectProcess.cpp
@@ -25,13 +25,13 @@
 #include "lldb/Interpreter/OptionArgParser.h"
 #include "lldb/Interpreter/OptionGroupPythonClassWithDict.h"
 #include "lldb/Interpreter/Options.h"
+#include "lldb/Symbol/SaveCoreOptions.h"
 #include "lldb/Target/Platform.h"
 #include "lldb/Target/Process.h"
 #include "lldb/Target/StopInfo.h"
 #include "lldb/Target/Target.h"
 #include "lldb/Target/Thread.h"
 #include "lldb/Target/UnixSignals.h"
-#include "lldb/Symbol/SaveCoreOptions.h"
 #include "lldb/Utility/Args.h"
 #include "lldb/Utility/ScriptedMetadata.h"
 #include "lldb/Utility/State.h"
diff --git a/lldb/source/Plugins/ObjectFile/Minidump/MinidumpFileBuilder.cpp 
b/lldb/source/Plugins/ObjectFile/Minidump/MinidumpFileBuilder.cpp
index fb323b7873..47728d4d1a 100644
--- a/lldb/source/Plugins/ObjectFile/Minidump/MinidumpFileBuilder.cpp
+++ b/lldb/source/Plugins/ObjectFile/Minidump/MinidumpFileBuilder.cpp
@@ -830,7 +830,8 @@ Status MinidumpFileBuilder::AddMemoryList() {
                                                     all_core_memory_ranges);
 
   std::vector<Process::CoreFileMemoryRange> all_core_memory_vec;
-  // Extract all the data into just a vector of data. So we can mutate this in 
place.
+  // Extract all the data into just a vector of data. So we can mutate this in
+  // place.
   for (const auto &core_range : all_core_memory_ranges)
     all_core_memory_vec.push_back(core_range.data);
 
@@ -962,8 +963,8 @@ GetLargestRangeSize(const 
std::vector<Process::CoreFileMemoryRange> &ranges) {
   return max_size;
 }
 
-Status
-MinidumpFileBuilder::AddMemoryList_32(std::vector<Process::CoreFileMemoryRange>
 &ranges) {
+Status MinidumpFileBuilder::AddMemoryList_32(
+    std::vector<Process::CoreFileMemoryRange> &ranges) {
   std::vector<MemoryDescriptor> descriptors;
   Status error;
   if (ranges.size() == 0)
@@ -1037,8 +1038,8 @@ 
MinidumpFileBuilder::AddMemoryList_32(std::vector<Process::CoreFileMemoryRange>
   return error;
 }
 
-Status
-MinidumpFileBuilder::AddMemoryList_64(std::vector<Process::CoreFileMemoryRange>
 &ranges) {
+Status MinidumpFileBuilder::AddMemoryList_64(
+    std::vector<Process::CoreFileMemoryRange> &ranges) {
   Status error;
   if (ranges.empty())
     return error;
diff --git a/lldb/source/Plugins/ObjectFile/Minidump/MinidumpFileBuilder.h 
b/lldb/source/Plugins/ObjectFile/Minidump/MinidumpFileBuilder.h
index 195650de31..8651cddeed 100644
--- a/lldb/source/Plugins/ObjectFile/Minidump/MinidumpFileBuilder.h
+++ b/lldb/source/Plugins/ObjectFile/Minidump/MinidumpFileBuilder.h
@@ -23,9 +23,9 @@
 #include <utility>
 #include <variant>
 
+#include "lldb/Symbol/SaveCoreOptions.h"
 #include "lldb/Target/Process.h"
 #include "lldb/Target/Target.h"
-#include "lldb/Symbol/SaveCoreOptions.h"
 #include "lldb/Utility/DataBufferHeap.h"
 #include "lldb/Utility/Status.h"
 #include "lldb/lldb-forward.h"
@@ -120,10 +120,10 @@ private:
   // trigger a flush.
   lldb_private::Status AddData(const void *data, uint64_t size);
   // Add MemoryList stream, containing dumps of important memory segments
-  lldb_private::Status
-  AddMemoryList_64(std::vector<lldb_private::Process::CoreFileMemoryRange> 
&ranges);
-  lldb_private::Status
-  AddMemoryList_32(std::vector<lldb_private::Process::CoreFileMemoryRange> 
&ranges);
+  lldb_private::Status AddMemoryList_64(
+      std::vector<lldb_private::Process::CoreFileMemoryRange> &ranges);
+  lldb_private::Status AddMemoryList_32(
+      std::vector<lldb_private::Process::CoreFileMemoryRange> &ranges);
   // Update the thread list on disk with the newly emitted stack RVAs.
   lldb_private::Status FixThreadStacks();
   lldb_private::Status FlushBufferToDisk();
diff --git a/lldb/source/Plugins/ObjectFile/PECOFF/ObjectFilePECOFF.cpp 
b/lldb/source/Plugins/ObjectFile/PECOFF/ObjectFilePECOFF.cpp
index 8b0e0c5250..8d9c919bc9 100644
--- a/lldb/source/Plugins/ObjectFile/PECOFF/ObjectFilePECOFF.cpp
+++ b/lldb/source/Plugins/ObjectFile/PECOFF/ObjectFilePECOFF.cpp
@@ -17,10 +17,10 @@
 #include "lldb/Interpreter/OptionValueDictionary.h"
 #include "lldb/Interpreter/OptionValueProperties.h"
 #include "lldb/Symbol/ObjectFile.h"
+#include "lldb/Symbol/SaveCoreOptions.h"
 #include "lldb/Target/Process.h"
 #include "lldb/Target/SectionLoadList.h"
 #include "lldb/Target/Target.h"
-#include "lldb/Symbol/SaveCoreOptions.h"
 #include "lldb/Utility/ArchSpec.h"
 #include "lldb/Utility/DataBufferHeap.h"
 #include "lldb/Utility/FileSpec.h"
diff --git a/lldb/source/Symbol/SaveCoreOptions.cpp 
b/lldb/source/Symbol/SaveCoreOptions.cpp
index e6a9c483c8..0d45847a3b 100644
--- a/lldb/source/Symbol/SaveCoreOptions.cpp
+++ b/lldb/source/Symbol/SaveCoreOptions.cpp
@@ -31,9 +31,7 @@ Status SaveCoreOptions::SetPluginName(const char *name) {
   return error;
 }
 
-void SaveCoreOptions::SetStyle(lldb::SaveCoreStyle style) { 
-  m_style = style;
-}
+void SaveCoreOptions::SetStyle(lldb::SaveCoreStyle style) { m_style = style; }
 
 void SaveCoreOptions::SetOutputFile(FileSpec file) { m_file = file; }
 
@@ -107,7 +105,8 @@ bool SaveCoreOptions::HasSpecifiedThreads() const {
   return !m_threads_to_save.empty();
 }
 
-void SaveCoreOptions::AddMemoryRegionToSave(const 
lldb_private::MemoryRegionInfo &region) {
+void SaveCoreOptions::AddMemoryRegionToSave(
+    const lldb_private::MemoryRegionInfo &region) {
   m_regions_to_save.Insert(region.GetRange(), /*combine=*/true);
 }
 
diff --git a/lldb/source/Target/Process.cpp b/lldb/source/Target/Process.cpp
index e0b4d0313d..4b981c89aa 100644
--- a/lldb/source/Target/Process.cpp
+++ b/lldb/source/Target/Process.cpp
@@ -6534,8 +6534,7 @@ static bool AddDirtyPages(const MemoryRegionInfo &region,
 // given region. If the region has dirty page information, only dirty pages
 // will be added to \a ranges, else the entire range will be added to \a
 // ranges.
-static void AddRegion(const MemoryRegionInfo &region, 
-                      bool try_dirty_pages,
+static void AddRegion(const MemoryRegionInfo &region, bool try_dirty_pages,
                       Process::CoreFileMemoryRanges &ranges) {
   // Don't add empty ranges.
   if (region.GetRange().GetByteSize() == 0)
@@ -6546,7 +6545,9 @@ static void AddRegion(const MemoryRegionInfo &region,
   if (try_dirty_pages && AddDirtyPages(region, ranges))
     return;
 
-  ranges.Append(region.GetRange().GetRangeBase(), 
region.GetRange().GetByteSize(), CreateCoreFileMemoryRange(region));
+  ranges.Append(region.GetRange().GetRangeBase(),
+                region.GetRange().GetByteSize(),
+                CreateCoreFileMemoryRange(region));
 }
 
 static void SaveOffRegionsWithStackPointers(
@@ -6595,8 +6596,8 @@ static void GetCoreFileSaveRangesFull(Process &process,
                                       Process::CoreFileMemoryRanges &ranges,
                                       std::set<addr_t> &stack_ends) {
 
-// Don't add only dirty pages, add full regions.
-const bool try_dirty_pages = false;
+  // Don't add only dirty pages, add full regions.
+  const bool try_dirty_pages = false;
   for (const auto &region : regions)
     if (stack_ends.count(region.GetRange().GetRangeEnd()) == 0)
       AddRegion(region, try_dirty_pages, ranges);
@@ -6652,10 +6653,9 @@ static void GetCoreFileSaveRangesStackOnly(
   }
 }
 
-static void GetUserSpecifiedCoreFileSaveRanges(Process &process,
-                                               const MemoryRegionInfos 
&regions,
-                                               const SaveCoreOptions &options,
-                                               Process::CoreFileMemoryRanges 
&ranges) {
+static void GetUserSpecifiedCoreFileSaveRanges(
+    Process &process, const MemoryRegionInfos &regions,
+    const SaveCoreOptions &options, Process::CoreFileMemoryRanges &ranges) {
   const auto &option_ranges = options.GetCoreFileMemoryRanges();
   if (option_ranges.IsEmpty())
     return;
@@ -6664,7 +6664,8 @@ static void GetUserSpecifiedCoreFileSaveRanges(Process 
&process,
     auto entry = option_ranges.FindEntryThatContains(range.GetRange());
     if (entry)
       ranges.Append(range.GetRange().GetRangeBase(),
-                    range.GetRange().GetByteSize(), 
CreateCoreFileMemoryRange(range));
+                    range.GetRange().GetByteSize(),
+                    CreateCoreFileMemoryRange(range));
   }
 }
 
@@ -6687,7 +6688,8 @@ Status Process::CalculateCoreFileSaveRanges(const 
SaveCoreOptions &options,
   // For fully custom set ups, we don't want to even look at threads if there
   // are no threads specified.
   if (core_style != lldb::eSaveCoreCustom || options.HasSpecifiedThreads())
-    SaveOffRegionsWithStackPointers(*this, options, regions, ranges, 
stack_ends);
+    SaveOffRegionsWithStackPointers(*this, options, regions, ranges,
+                                    stack_ends);
 
   switch (core_style) {
   case eSaveCoreUnspecified:

``````````

</details>


https://github.com/llvm/llvm-project/pull/105442
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