8 files changed, 137 insertions, 34 deletions
diff --git a/Modules/Platform/GHS-MULTI-Determine.cmake b/Modules/Platform/GHS-MULTI-Determine.cmake
index 349d906571..96f0162470 100644
--- a/Modules/Platform/GHS-MULTI-Determine.cmake
+++ b/Modules/Platform/GHS-MULTI-Determine.cmake
@@ -1,26 +1,77 @@
 # Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
 # file Copyright.txt or https://cmake.org/licensing for details.
 
-#Setup Green Hills MULTI specific compilation information
+# Setup variables used for Green Hills MULTI generator
+# -- Allow users to override these values.
+
+if(CMAKE_GENERATOR MATCHES "Green Hills MULTI")
+
+  # Set the project primaryTarget value
+  # If not set then primaryTarget will be determined by the generator
+  if((NOT DEFINED GHS_PRIMARY_TARGET) OR (DEFINED CACHE{GHS_PRIMARY_TARGET}))
+    set(GHS_PRIMARY_TARGET "IGNORE" CACHE STRING "GHS MULTI primaryTarget")
+    mark_as_advanced(GHS_PRIMARY_TARGET)
+  endif()
+
+  # Setup MULTI toolset selection variables
+  if((NOT DEFINED GHS_TOOLSET_ROOT) OR (DEFINED CACHE{GHS_TOOLSET_ROOT}))
+    if(CMAKE_HOST_UNIX)
+      set(_ts_root "/usr/ghs")
+    else()
+      set(_ts_root "C:/ghs")
+    endif()
+    set(GHS_TOOLSET_ROOT "${_ts_root}" CACHE PATH "GHS platform toolset root directory")
+    mark_as_advanced(GHS_TOOLSET_ROOT)
+    unset(_ts_root)
+  endif()
+
+  # Setup MULTI project variables
+  if((NOT DEFINED GHS_CUSTOMIZATION) OR (DEFINED CACHE{GHS_CUSTOMIZATION}))
+    set(GHS_CUSTOMIZATION "" CACHE FILEPATH "optional GHS customization")
+    mark_as_advanced(GHS_CUSTOMIZATION)
+  endif()
+
+  if((NOT DEFINED GHS_GPJ_MACROS) OR (DEFINED CACHE{GHS_GPJ_MACROS}))
+    set(GHS_GPJ_MACROS "" CACHE STRING "optional GHS macros generated in the .gpjs for legacy reasons")
+    mark_as_advanced(GHS_GPJ_MACROS)
+  endif()
 
-if(CMAKE_HOST_UNIX)
-  set(GHS_OS_ROOT "/usr/ghs" CACHE PATH "GHS platform OS search root directory")
-else()
-  set(GHS_OS_ROOT "C:/ghs" CACHE PATH "GHS platform OS search root directory")
 endif()
-mark_as_advanced(GHS_OS_ROOT)
 
-set(GHS_OS_DIR "NOTFOUND" CACHE PATH "GHS platform OS directory")
-mark_as_advanced(GHS_OS_DIR)
+# If project primaryTarget not set then set target platform name.
+# -- May be used by the generator when determining the primaryTarget.
+if(NOT GHS_PRIMARY_TARGET)
+  if((NOT DEFINED GHS_TARGET_PLATFORM) OR (DEFINED CACHE{GHS_TARGET_PLATFORM}))
+    set(GHS_TARGET_PLATFORM "integrity" CACHE STRING "GHS MULTI target platform")
+    mark_as_advanced(GHS_TARGET_PLATFORM)
+  endif()
+endif()
 
-set(GHS_OS_DIR_OPTION "-os_dir " CACHE STRING "GHS compiler OS option")
-mark_as_advanced(GHS_OS_DIR_OPTION)
+# Settings for OS selection
+if((NOT DEFINED GHS_OS_ROOT) OR (DEFINED CACHE{GHS_OS_ROOT}))
+  if(CMAKE_HOST_UNIX)
+    set(_os_root "/usr/ghs")
+  else()
+    set(_os_root "C:/ghs")
+  endif()
+  set(GHS_OS_ROOT "${_os_root}" CACHE PATH "GHS platform OS search root directory")
+  unset(_os_root)
+  mark_as_advanced(GHS_OS_ROOT)
+endif()
 
-#set GHS_OS_DIR if not set by user
-if(NOT GHS_OS_DIR)
+# Search for GHS_OS_DIR if not set by user and is known to be required
+if(GHS_PRIMARY_TARGET MATCHES "integrity" OR GHS_TARGET_PLATFORM MATCHES "integrity")
+  # Needed - Use a value that will make it apparent RTOS selection failed
+  set(_ghs_os_dir "GHS_OS_DIR-NOT-SPECIFIED")
+else()
+  # Not needed for this target
+  set(_ghs_os_dir "IGNORE")
+endif()
+
+if(_ghs_os_dir AND NOT DEFINED GHS_OS_DIR)
   if(EXISTS ${GHS_OS_ROOT})
 
-    #get all directories in root directory
+    # Get all directories in root directory
     FILE(GLOB GHS_CANDIDATE_OS_DIRS
       LIST_DIRECTORIES true RELATIVE ${GHS_OS_ROOT} ${GHS_OS_ROOT}/*)
     FILE(GLOB GHS_CANDIDATE_OS_FILES
@@ -29,28 +80,50 @@ if(NOT GHS_OS_DIR)
       list(REMOVE_ITEM GHS_CANDIDATE_OS_DIRS ${GHS_CANDIDATE_OS_FILES})
     endif ()
 
-    #filter based on platform name
-    if(GHS_TARGET_PLATFORM MATCHES "integrity")
+    # Filter based on platform name
+    if(GHS_PRIMARY_TARGET MATCHES "integrity" OR GHS_TARGET_PLATFORM MATCHES "integrity")
       list(FILTER GHS_CANDIDATE_OS_DIRS INCLUDE REGEX "int[0-9][0-9][0-9][0-9a-z]")
-    else() #fall-back for standalone
-      unset(GHS_CANDIDATE_OS_DIRS)
-      set(GHS_OS_DIR "IGNORE")
     endif()
 
+    # Select latest? of matching candidates
     if(GHS_CANDIDATE_OS_DIRS)
       list(SORT GHS_CANDIDATE_OS_DIRS)
       list(GET GHS_CANDIDATE_OS_DIRS -1 GHS_OS_DIR)
-      string(CONCAT GHS_OS_DIR ${GHS_OS_ROOT} "/" ${GHS_OS_DIR})
+      string(CONCAT _ghs_os_dir ${GHS_OS_ROOT} "/" ${GHS_OS_DIR})
     endif()
-
-    #update cache with new value
-    set(GHS_OS_DIR "${GHS_OS_DIR}" CACHE PATH "GHS platform OS directory" FORCE)
   endif()
 endif()
 
-set(GHS_BSP_NAME "IGNORE" CACHE STRING "BSP name")
+#Used for targets requiring RTOS
+if((NOT DEFINED GHS_OS_DIR) OR (DEFINED CACHE{GHS_OS_DIR}))
+  set(GHS_OS_DIR "${_ghs_os_dir}" CACHE PATH "GHS platform OS directory")
+  mark_as_advanced(GHS_OS_DIR)
+endif()
+unset(_ghs_os_dir)
+
+if((NOT DEFINED GHS_OS_DIR_OPTION) OR (DEFINED CACHE{GHS_OS_DIR_OPTION}))
+  set(GHS_OS_DIR_OPTION "-os_dir " CACHE STRING "GHS compiler OS option")
+  mark_as_advanced(GHS_OS_DIR_OPTION)
+endif()
+
+# Select GHS_BSP_NAME if not set by user and is known to be required
+if(GHS_PRIMARY_TARGET MATCHES "integrity" OR GHS_TARGET_PLATFORM MATCHES "integrity")
+  set(_ghs_bsp_name "GHS_BSP_NAME-NOT-SPECIFIED")
+else()
+  set(_ghs_bsp_name "IGNORE")
+endif()
 
-set(GHS_CUSTOMIZATION "" CACHE FILEPATH "optional GHS customization")
-mark_as_advanced(GHS_CUSTOMIZATION)
-set(GHS_GPJ_MACROS "" CACHE STRING "optional GHS macros generated in the .gpjs for legacy reasons")
-mark_as_advanced(GHS_GPJ_MACROS)
+if(_ghs_bsp_name AND NOT DEFINED GHS_BSP_NAME)
+  # First try taking architecture from `-A` option
+  if(CMAKE_GENERATOR_PLATFORM)
+    set(_ghs_bsp_name "sim${CMAKE_GENERATOR_PLATFORM}")
+  else()
+    set(_ghs_bsp_name "simarm")
+  endif()
+endif()
+
+if((NOT DEFINED GHS_BSP_NAME) OR (DEFINED CACHE{GHS_BSP_NAME}))
+  set(GHS_BSP_NAME "${_ghs_bsp_name}" CACHE STRING "BSP name")
+  mark_as_advanced(GHS_BSP_NAME)
+endif()
+unset(_ghs_bsp_name)
diff --git a/Modules/Platform/Generic-ELF.cmake b/Modules/Platform/Generic-ELF.cmake
new file mode 100644
index 0000000000..943cb6b03a
--- /dev/null
+++ b/Modules/Platform/Generic-ELF.cmake
@@ -0,0 +1,7 @@
+# This is a platform definition file for platforms without
+# an operating system using the ELF executable format.
+# It is used when CMAKE_SYSTEM_NAME is set to "Generic-ELF"
+
+include(Platform/Generic)
+
+set(CMAKE_EXECUTABLE_SUFFIX .elf)
diff --git a/Modules/Platform/Linux-LCC-C.cmake b/Modules/Platform/Linux-LCC-C.cmake
new file mode 100644
index 0000000000..b204c55048
--- /dev/null
+++ b/Modules/Platform/Linux-LCC-C.cmake
@@ -0,0 +1,2 @@
+include(Platform/Linux-LCC)
+__linux_compiler_lcc(C)
diff --git a/Modules/Platform/Linux-LCC-CXX.cmake b/Modules/Platform/Linux-LCC-CXX.cmake
new file mode 100644
index 0000000000..cf2fa3547e
--- /dev/null
+++ b/Modules/Platform/Linux-LCC-CXX.cmake
@@ -0,0 +1,2 @@
+include(Platform/Linux-LCC)
+__linux_compiler_lcc(CXX)
diff --git a/Modules/Platform/Linux-LCC-Fortran.cmake b/Modules/Platform/Linux-LCC-Fortran.cmake
new file mode 100644
index 0000000000..d3a4cf47a5
--- /dev/null
+++ b/Modules/Platform/Linux-LCC-Fortran.cmake
@@ -0,0 +1,3 @@
+include(Platform/Linux-LCC)
+__linux_compiler_lcc(Fortran)
+set(CMAKE_SHARED_LIBRARY_LINK_Fortran_FLAGS "-llfortran")
diff --git a/Modules/Platform/Linux-LCC.cmake b/Modules/Platform/Linux-LCC.cmake
new file mode 100644
index 0000000000..a37546157e
--- /dev/null
+++ b/Modules/Platform/Linux-LCC.cmake
@@ -0,0 +1,15 @@
+# Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
+# file Copyright.txt or https://cmake.org/licensing for details.
+
+
+# This module is shared by multiple languages; use include blocker.
+if(__LINUX_COMPILER_LCC)
+  return()
+endif()
+set(__LINUX_COMPILER_LCC 1)
+
+macro(__linux_compiler_lcc lang)
+  # We pass this for historical reasons.  Projects may have
+  # executables that use dlopen but do not set ENABLE_EXPORTS.
+  set(CMAKE_SHARED_LIBRARY_LINK_${lang}_FLAGS "-rdynamic")
+endmacro()
diff --git a/Modules/Platform/Windows-Clang.cmake b/Modules/Platform/Windows-Clang.cmake
index 1c32018f37..c4d6fd8fcc 100644
--- a/Modules/Platform/Windows-Clang.cmake
+++ b/Modules/Platform/Windows-Clang.cmake
@@ -56,7 +56,12 @@ macro(__windows_compiler_clang_gnu lang)
   set(CMAKE_${lang}_USE_RESPONSE_FILE_FOR_LIBRARIES 1)
   set(CMAKE_${lang}_USE_RESPONSE_FILE_FOR_INCLUDES 1)
 
-  set(CMAKE_${lang}_COMPILE_OPTIONS_IPO "-flto")
+  if(CMAKE_${lang}_COMPILER_VERSION VERSION_GREATER_EQUAL 3.9)
+    set(CMAKE_${lang}_COMPILE_OPTIONS_IPO "-flto=thin")
+  else()
+    set(CMAKE_${lang}_COMPILE_OPTIONS_IPO "-flto")
+  endif()
+
   set(_CMAKE_${lang}_IPO_SUPPORTED_BY_CMAKE YES)
   set(_CMAKE_${lang}_IPO_MAY_BE_SUPPORTED_BY_COMPILER YES)
   set(CMAKE_${lang}_ARCHIVE_CREATE_IPO "<CMAKE_AR> qc <TARGET> <LINK_FLAGS> <OBJECTS>")
diff --git a/Modules/Platform/Windows-NVIDIA-CUDA.cmake b/Modules/Platform/Windows-NVIDIA-CUDA.cmake
index b83932eddc..6c1699b3cf 100644
--- a/Modules/Platform/Windows-NVIDIA-CUDA.cmake
+++ b/Modules/Platform/Windows-NVIDIA-CUDA.cmake
@@ -1,11 +1,7 @@
 include(Platform/Windows-MSVC)
 
-set(CMAKE_CUDA_COMPILE_PTX_COMPILATION
-  "<CMAKE_CUDA_COMPILER> ${_CMAKE_CUDA_EXTRA_FLAGS} <DEFINES> <INCLUDES> <FLAGS> ${_CMAKE_COMPILE_AS_CUDA_FLAG} -ptx <SOURCE> -o <OBJECT> -Xcompiler=-Fd<TARGET_COMPILE_PDB>,-FS")
-set(CMAKE_CUDA_COMPILE_SEPARABLE_COMPILATION
-  "<CMAKE_CUDA_COMPILER> ${_CMAKE_CUDA_EXTRA_FLAGS} <DEFINES> <INCLUDES> <FLAGS> ${_CMAKE_COMPILE_AS_CUDA_FLAG} -dc <SOURCE> -o <OBJECT> -Xcompiler=-Fd<TARGET_COMPILE_PDB>,-FS")
-set(CMAKE_CUDA_COMPILE_WHOLE_COMPILATION
-  "<CMAKE_CUDA_COMPILER> ${_CMAKE_CUDA_EXTRA_FLAGS} <DEFINES> <INCLUDES> <FLAGS> ${_CMAKE_COMPILE_AS_CUDA_FLAG} -c <SOURCE> -o <OBJECT> -Xcompiler=-Fd<TARGET_COMPILE_PDB>,-FS")
+set(CMAKE_CUDA_COMPILE_OBJECT
+  "<CMAKE_CUDA_COMPILER> ${_CMAKE_CUDA_EXTRA_FLAGS} <DEFINES> <INCLUDES> <FLAGS> ${_CMAKE_COMPILE_AS_CUDA_FLAG} <CUDA_COMPILE_MODE> <SOURCE> -o <OBJECT> -Xcompiler=-Fd<TARGET_COMPILE_PDB>,-FS")
 
 set(__IMPLICIT_LINKS)
 foreach(dir ${CMAKE_CUDA_HOST_IMPLICIT_LINK_DIRECTORIES})