Index: lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationServerCommon.cpp
===================================================================
--- lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationServerCommon.cpp
+++ lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationServerCommon.cpp
@@ -846,6 +846,7 @@
 #if defined(__linux__) || defined(__NetBSD__)
   response.PutCString(";QPassSignals+");
   response.PutCString(";qXfer:auxv:read+");
+  response.PutCString(";qXfer:features:read+");
   response.PutCString(";qXfer:libraries-svr4:read+");
 #endif
 
Index: lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationServerLLGS.cpp
===================================================================
--- lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationServerLLGS.cpp
+++ lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationServerLLGS.cpp
@@ -2786,6 +2786,52 @@
     return MemoryBuffer::getMemBufferCopy(response.GetString(), __FUNCTION__);
   }
 
+  if (object == "features" && annex == "target.xml") {
+    // Make sure we have a valid process.
+    if (!m_debugged_process_up ||
+        (m_debugged_process_up->GetID() == LLDB_INVALID_PROCESS_ID)) {
+      return llvm::createStringError(llvm::inconvertibleErrorCode(),
+                                     "No process available");
+    }
+
+    // Ensure we have a thread.
+    NativeThreadProtocol *thread = m_debugged_process_up->GetThreadAtIndex(0);
+    if (!thread)
+      return llvm::createStringError(llvm::inconvertibleErrorCode(),
+                                     "No thread available");
+
+    // Get the register context for the first thread.
+    NativeRegisterContext &reg_context = thread->GetRegisterContext();
+
+    StreamString response;
+
+    response.Printf("<?xml version=\"1.0\"?>");
+    response.Printf("<target version=\"1.0\">");
+
+    response.Printf("<architecture>%s</architecture>",
+                    m_debugged_process_up->GetArchitecture()
+                        .GetTriple()
+                        .getArchName()
+                        .str()
+                        .c_str());
+
+    response.Printf("<feature>");
+    const int registersCount = 128;
+    for (int reg_index = 0; reg_index < registersCount; reg_index++) {
+      const RegisterInfo *reg_info =
+          reg_context.GetRegisterInfoAtIndex(reg_index);
+
+      response.Printf(
+          "<reg name=\"%s\" bitsize=\"%u\" offset=\"%u\" regnum=\"%d\" />",
+          reg_info->name, reg_info->byte_size * 8, reg_info->byte_offset,
+          reg_index);
+    }
+
+    response.Printf("</feature>");
+    response.Printf("</target>");
+    return MemoryBuffer::getMemBufferCopy(response.GetString(), __FUNCTION__);
+  }
+
   return llvm::make_error<PacketUnimplementedError>(
       "Xfer object not supported");
 }