Index: lldb/trunk/CMakeLists.txt
===================================================================
--- lldb/trunk/CMakeLists.txt
+++ lldb/trunk/CMakeLists.txt
@@ -20,6 +20,16 @@
 # add_subdirectory(include)
 add_subdirectory(docs)
 if (NOT LLDB_DISABLE_PYTHON)
+  set(LLDB_PYTHON_TARGET_DIR ${LLDB_BINARY_DIR}/scripts)
+  if(LLDB_BUILD_FRAMEWORK)
+    set(LLDB_PYTHON_TARGET_DIR
+      ${CMAKE_BINARY_DIR}/${CMAKE_CFG_INTDIR}/${LLDB_FRAMEWORK_INSTALL_DIR})
+  else()
+    # Don't set -m when building the framework.
+    set(FINISH_EXTRA_ARGS "-m")
+  endif()
+  set(LLDB_WRAP_PYTHON ${LLDB_PYTHON_TARGET_DIR}/LLDBWrapPython.cpp)
+
   add_subdirectory(scripts)
 endif ()
 add_subdirectory(source)
@@ -31,7 +41,13 @@
 if (NOT LLDB_DISABLE_PYTHON)
     # Add a Post-Build Event to copy over Python files and create the symlink to liblldb.so for the Python API(hardlink on Windows)
     add_custom_target( finish_swig ALL
-        COMMAND ${PYTHON_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/scripts/finishSwigWrapperClasses.py "--srcRoot=${LLDB_SOURCE_DIR}" "--targetDir=${CMAKE_CURRENT_BINARY_DIR}/scripts" "--cfgBldDir=${CMAKE_CURRENT_BINARY_DIR}/scripts" "--prefix=${CMAKE_BINARY_DIR}" "--cmakeBuildConfiguration=${CMAKE_CFG_INTDIR}" "--lldbLibDir=lib${LLVM_LIBDIR_SUFFIX}" -m
+        COMMAND ${PYTHON_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/scripts/finishSwigWrapperClasses.py
+        "--srcRoot=${LLDB_SOURCE_DIR}"
+        "--targetDir=${LLDB_PYTHON_TARGET_DIR}"
+        "--cfgBldDir=${CMAKE_CURRENT_BINARY_DIR}/scripts"
+        "--prefix=${CMAKE_BINARY_DIR}"
+        "--cmakeBuildConfiguration=${CMAKE_CFG_INTDIR}"
+        "--lldbLibDir=lib${LLVM_LIBDIR_SUFFIX}" ${FINISH_EXTRA_ARGS}
         DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/scripts/finishSwigWrapperClasses.py
         DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/scripts/lldb.py
         COMMENT "Python script sym-linking LLDB Python API")
Index: lldb/trunk/cmake/LLDBDependencies.cmake
===================================================================
--- lldb/trunk/cmake/LLDBDependencies.cmake
+++ lldb/trunk/cmake/LLDBDependencies.cmake
@@ -209,8 +209,6 @@
   )
 
 if ( NOT LLDB_DISABLE_PYTHON )
-  set(LLDB_WRAP_PYTHON ${LLDB_BINARY_DIR}/scripts/LLDBWrapPython.cpp)
-
   set_source_files_properties(${LLDB_WRAP_PYTHON} PROPERTIES GENERATED 1)
   if (CLANG_CL)
     set_source_files_properties(${LLDB_WRAP_PYTHON} PROPERTIES COMPILE_FLAGS -Wno-unused-function)
Index: lldb/trunk/cmake/modules/AddLLDB.cmake
===================================================================
--- lldb/trunk/cmake/modules/AddLLDB.cmake
+++ lldb/trunk/cmake/modules/AddLLDB.cmake
@@ -72,10 +72,14 @@
 
     if (NOT LLVM_INSTALL_TOOLCHAIN_ONLY OR ${name} STREQUAL "liblldb")
       if (PARAM_SHARED)
+        set(out_dir lib${LLVM_LIBDIR_SUFFIX})
+        if(${name} STREQUAL "liblldb" AND LLDB_BUILD_FRAMEWORK)
+          set(out_dir ${LLDB_FRAMEWORK_INSTALL_DIR})
+        endif()
         install(TARGETS ${name}
           RUNTIME DESTINATION bin
-          LIBRARY DESTINATION lib${LLVM_LIBDIR_SUFFIX}
-          ARCHIVE DESTINATION lib${LLVM_LIBDIR_SUFFIX})
+          LIBRARY DESTINATION ${out_dir}
+          ARCHIVE DESTINATION ${out_dir})
       else()
         install(TARGETS ${name}
           LIBRARY DESTINATION lib${LLVM_LIBDIR_SUFFIX}
@@ -93,8 +97,26 @@
 endmacro(add_lldb_library)
 
 macro(add_lldb_executable name)
-  add_llvm_executable(${name} DISABLE_LLVM_LINK_LLVM_DYLIB ${ARGN})
-  set_target_properties(${name} PROPERTIES FOLDER "lldb executables")
+  cmake_parse_arguments(ARG "INCLUDE_IN_FRAMEWORK" "" "" ${ARGN})
+  add_llvm_executable(${name} DISABLE_LLVM_LINK_LLVM_DYLIB ${ARG_UNPARSED_ARGUMENTS})
+  set_target_properties(${name} PROPERTIES
+    FOLDER "lldb executables")
+
+  if(LLDB_BUILD_FRAMEWORK)
+    if(ARG_INCLUDE_IN_FRAMEWORK)
+      string(REGEX REPLACE "[^/]+" ".." _dots ${LLDB_FRAMEWORK_INSTALL_DIR})
+      set_target_properties(${name} PROPERTIES
+            RUNTIME_OUTPUT_DIRECTORY $<TARGET_FILE_DIR:liblldb>/Resources
+            BUILD_WITH_INSTALL_RPATH On
+            INSTALL_RPATH "@loader_path/../../../../${_dots}/${LLDB_FRAMEWORK_INSTALL_DIR}")
+
+      add_llvm_tool_symlink(${name} $<TARGET_FILE:${name}> ARG_ALWAYS_GENERATE)
+    else()
+      set_target_properties(${name} PROPERTIES
+            BUILD_WITH_INSTALL_RPATH On
+            INSTALL_RPATH "@loader_path/../${LLDB_FRAMEWORK_INSTALL_DIR}")
+    endif()
+  endif()
 endmacro(add_lldb_executable)
 
 # Support appending linker flags to an existing target.
Index: lldb/trunk/cmake/modules/LLDBConfig.cmake
===================================================================
--- lldb/trunk/cmake/modules/LLDBConfig.cmake
+++ lldb/trunk/cmake/modules/LLDBConfig.cmake
@@ -299,6 +299,11 @@
   find_library(SECURITY_LIBRARY Security)
   find_library(DEBUG_SYMBOLS_LIBRARY DebugSymbols PATHS "/System/Library/PrivateFrameworks")
 
+  set(LLDB_FRAMEWORK_INSTALL_DIR Library/Frameworks CACHE STRING "Output directory for LLDB.framework")
+  set(LLDB_FRAMEWORK_VERSION A CACHE STRING "LLDB.framework version (default is A)")
+  set(LLDB_FRAMEWORK_RESOURCE_DIR
+    LLDB.framework/Versions/${LLDB_FRAMEWORK_VERSION}/Resources)
+
   add_definitions( -DLIBXML2_DEFINED )
   list(APPEND system_libs xml2 ${CURSES_LIBRARIES})
   list(APPEND system_libs ${CARBON_LIBRARY} ${FOUNDATION_LIBRARY}
Index: lldb/trunk/scripts/CMakeLists.txt
===================================================================
--- lldb/trunk/scripts/CMakeLists.txt
+++ lldb/trunk/scripts/CMakeLists.txt
@@ -11,28 +11,45 @@
 
 include(FindPythonInterp)
 
+set(SWIG_PYTHON_DIR
+  ${CMAKE_BINARY_DIR}/lib${LLVM_LIBDIR_SUFFIX}/python${PYTHON_VERSION_MAJOR}.${PYTHON_VERSION_MINOR})
+set(SWIG_INSTALL_DIR lib${LLVM_LIBDIR_SUFFIX})
+
+# Generating the LLDB framework correctly is a bit complicated because the
+# framework depends on the swig output.
+if(LLDB_BUILD_FRAMEWORK)
+  set(framework_arg --framework --target-platform Darwin)
+  set(SWIG_PYTHON_DIR
+    ${LLDB_PYTHON_TARGET_DIR}/${LLDB_FRAMEWORK_RESOURCE_DIR}/Python)
+  set(SWIG_INSTALL_DIR
+    ${LLDB_FRAMEWORK_INSTALL_DIR}/${LLDB_FRAMEWORK_RESOURCE_DIR})
+endif()
+
 find_package(SWIG REQUIRED)
 add_custom_command(
-  OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/LLDBWrapPython.cpp
+  OUTPUT ${LLDB_WRAP_PYTHON}
   OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/lldb.py
   DEPENDS ${SWIG_SOURCES}
   DEPENDS ${SWIG_INTERFACES}
   DEPENDS ${SWIG_HEADERS}
   DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/Python/prepare_binding_Python.py
   DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/Python/modify-python-lldb.py
-  COMMAND ${PYTHON_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/prepare_bindings.py "--srcRoot=${LLDB_SOURCE_DIR}" "--targetDir=${CMAKE_CURRENT_BINARY_DIR}" "--cfgBldDir=${CMAKE_CURRENT_BINARY_DIR}" "--prefix=${CMAKE_BINARY_DIR}" "--swigExecutable=${SWIG_EXECUTABLE}"
+  COMMAND ${PYTHON_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/prepare_bindings.py
+          ${framework_arg}
+          "--srcRoot=${LLDB_SOURCE_DIR}"
+          "--targetDir=${LLDB_PYTHON_TARGET_DIR}"
+          "--cfgBldDir=${CMAKE_CURRENT_BINARY_DIR}"
+          "--prefix=${CMAKE_BINARY_DIR}"
+          "--swigExecutable=${SWIG_EXECUTABLE}"
   COMMENT "Python script building LLDB Python wrapper")
-set_source_files_properties(${CMAKE_CURRENT_BINARY_DIR}/LLDBWrapPython.cpp PROPERTIES GENERATED 1)
+set_source_files_properties(${LLDB_WRAP_PYTHON} PROPERTIES GENERATED 1)
 set_source_files_properties(${CMAKE_CURRENT_BINARY_DIR}/lldb.py PROPERTIES GENERATED 1)
 
-add_custom_target(swig_wrapper ALL
-  DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/LLDBWrapPython.cpp
-  )
+add_custom_target(swig_wrapper ALL DEPENDS ${LLDB_WRAP_PYTHON})
 
 # Install the LLDB python module on all operating systems (except Windows)
 if (NOT CMAKE_SYSTEM_NAME MATCHES "Windows")
-  install(DIRECTORY ${CMAKE_BINARY_DIR}/lib${LLVM_LIBDIR_SUFFIX}/python${PYTHON_VERSION_MAJOR}.${PYTHON_VERSION_MINOR}
-  DESTINATION lib${LLVM_LIBDIR_SUFFIX})
+  install(DIRECTORY ${SWIG_PYTHON_DIR} DESTINATION ${SWIG_INSTALL_DIR})
 endif()
 
 # build Python modules
Index: lldb/trunk/scripts/Python/finishSwigPythonLLDB.py
===================================================================
--- lldb/trunk/scripts/Python/finishSwigPythonLLDB.py
+++ lldb/trunk/scripts/Python/finishSwigPythonLLDB.py
@@ -383,7 +383,7 @@
     bMakeFileCalled = "-m" in vDictArgs
     eOSType = utilsOsType.determine_os_type()
     if not bMakeFileCalled:
-        return (bOk, strErrMsg)
+        strBuildDir = os.path.join("..", "..", "..")
     else:
         # Resolve vstrSrcFile path relatively the build directory
         if eOSType == utilsOsType.EnumOsType.Windows:
@@ -394,7 +394,7 @@
             # On a UNIX style platform the vstrFrameworkPythonDir looks like:
             # llvm/build/lib/python2.7/site-packages/lldb
             strBuildDir = os.path.join("..", "..", "..", "..")
-        strSrc = os.path.normcase(os.path.join(strBuildDir, vstrSrcFile))
+    strSrc = os.path.normcase(os.path.join(strBuildDir, vstrSrcFile))
 
     return make_symlink_native(vDictArgs, strSrc, strTarget)
 
@@ -434,7 +434,7 @@
 
     bMakeFileCalled = "-m" in vDictArgs
     if not bMakeFileCalled:
-        strSrc = os.path.join(vstrLldbLibDir, "LLDB")
+        strSrc = "LLDB"
     else:
         strLibFileExtn = ""
         if eOSType == utilsOsType.EnumOsType.Windows:
@@ -724,7 +724,7 @@
         # We are being built by XCode, so all the lldb Python files can go
         # into the LLDB.framework/Resources/Python subdirectory.
         strWkDir = vDictArgs["--targetDir"]
-        strWkDir += os.path.join(strWkDir, "LLDB.framework")
+        strWkDir = os.path.join(strWkDir, "LLDB.framework")
         if os.path.exists(strWkDir):
             if bDbg:
                 print((strMsgFoundLldbFrameWkDir % strWkDir))
Index: lldb/trunk/source/API/CMakeLists.txt
===================================================================
--- lldb/trunk/source/API/CMakeLists.txt
+++ lldb/trunk/source/API/CMakeLists.txt
@@ -6,6 +6,12 @@
 # for liblldb to link against
 include(${LLDB_PROJECT_ROOT}/cmake/LLDBDependencies.cmake)
 
+option(LLDB_BUILD_FRAMEWORK "Build the Darwin LLDB.framework" Off)
+
+if (LLDB_BUILD_FRAMEWORK AND NOT APPLE)
+  message(FATAL_ERROR "LLDB.framework cannot be generated unless targeting Apple platforms.")
+endif()
+
 add_lldb_library(liblldb SHARED
   SBAddress.cpp
   SBAttachInfo.cpp
@@ -120,3 +126,11 @@
 endif()
 target_link_libraries(liblldb PRIVATE ${LLDB_SYSTEM_LIBS})
 
+if(LLDB_BUILD_FRAMEWORK)
+  set_target_properties(liblldb PROPERTIES
+    OUTPUT_NAME LLDB
+    FRAMEWORK On
+    FRAMEWORK_VERSION ${LLDB_FRAMEWORK_VERSION}
+    LIBRARY_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/${LLDB_FRAMEWORK_INSTALL_DIR})
+endif()
+
Index: lldb/trunk/tools/argdumper/CMakeLists.txt
===================================================================
--- lldb/trunk/tools/argdumper/CMakeLists.txt
+++ lldb/trunk/tools/argdumper/CMakeLists.txt
@@ -1,4 +1,4 @@
-add_lldb_executable(lldb-argdumper
+add_lldb_executable(lldb-argdumper INCLUDE_IN_FRAMEWORK
   argdumper.cpp
   )
 
Index: lldb/trunk/tools/darwin-debug/CMakeLists.txt
===================================================================
--- lldb/trunk/tools/darwin-debug/CMakeLists.txt
+++ lldb/trunk/tools/darwin-debug/CMakeLists.txt
@@ -1,4 +1,4 @@
-add_lldb_executable(lldb-launcher
+add_lldb_executable(lldb-launcher INCLUDE_IN_FRAMEWORK
   darwin-debug.cpp
   )
 
Index: lldb/trunk/tools/debugserver/source/MacOSX/CMakeLists.txt
===================================================================
--- lldb/trunk/tools/debugserver/source/MacOSX/CMakeLists.txt
+++ lldb/trunk/tools/debugserver/source/MacOSX/CMakeLists.txt
@@ -36,7 +36,7 @@
   lldbDebugserverMacOSX_DarwinLog
   )
 
-add_lldb_executable(debugserver
+add_lldb_executable(debugserver INCLUDE_IN_FRAMEWORK
   HasAVX.s
   CFBundle.cpp
   CFString.cpp
@@ -69,23 +69,14 @@
     OUTPUT_STRIP_TRAILING_WHITESPACE
     OUTPUT_VARIABLE CODESIGN_ALLOCATE
     )
-  # Older cmake versions don't support "-E env".
-  if (${CMAKE_MAJOR_VERSION}.${CMAKE_MINOR_VERSION} LESS 3.2)
-    add_custom_command(TARGET debugserver
-      POST_BUILD
-      # Note: --entitlements option removed, as it causes errors when debugging.
-      # was: COMMAND CODESIGN_ALLOCATE=${CODESIGN_ALLOCATE} codesign --entitlements ${CMAKE_CURRENT_SOURCE_DIR}/../debugserver-entitlements.plist --force --sign ${LLDB_CODESIGN_IDENTITY} debugserver
-      COMMAND CODESIGN_ALLOCATE=${CODESIGN_ALLOCATE} codesign --force --sign ${LLDB_CODESIGN_IDENTITY} debugserver
-      WORKING_DIRECTORY ${CMAKE_BINARY_DIR}/bin
-    )
-  else()
-    add_custom_command(TARGET debugserver
-      POST_BUILD
-      # Note: --entitlements option removed (see comment above).
-      COMMAND ${CMAKE_COMMAND} -E env CODESIGN_ALLOCATE=${CODESIGN_ALLOCATE} codesign --force --sign ${LLDB_CODESIGN_IDENTITY} debugserver
-      WORKING_DIRECTORY ${CMAKE_BINARY_DIR}/bin
-    )
-  endif()
+  add_custom_command(TARGET debugserver
+    POST_BUILD
+    # Note: --entitlements option removed (see comment above).
+    COMMAND ${CMAKE_COMMAND} -E env CODESIGN_ALLOCATE=${CODESIGN_ALLOCATE}
+            codesign --force --sign ${LLDB_CODESIGN_IDENTITY}
+            $<TARGET_FILE:debugserver>
+    WORKING_DIRECTORY ${CMAKE_BINARY_DIR}/bin
+  )
 endif()
 
 install(TARGETS debugserver
Index: lldb/trunk/tools/lldb-server/CMakeLists.txt
===================================================================
--- lldb/trunk/tools/lldb-server/CMakeLists.txt
+++ lldb/trunk/tools/lldb-server/CMakeLists.txt
@@ -25,7 +25,7 @@
 
 include(../../cmake/LLDBDependencies.cmake)
 
-add_lldb_executable(lldb-server
+add_lldb_executable(lldb-server INCLUDE_IN_FRAMEWORK
     Acceptor.cpp
     lldb-gdbserver.cpp
     lldb-platform.cpp