# This file is processed when the IAR compiler is used for a C++ file

include(Compiler/IAR)
include(Compiler/CMakeCommonCompilerMacros)

# Common
if(NOT CMAKE_IAR_CXX_FLAG)
  if(NOT CMAKE_CXX_COMPILER_VERSION)
    message(FATAL_ERROR "CMAKE_CXX_COMPILER_VERSION not detected. This should be automatic.")
  endif()

  if(CMAKE_CXX_COMPILER_VERSION_INTERNAL VERSION_GREATER 7)
    set(CMAKE_IAR_CXX_FLAG --c++)
  else()
    set(CMAKE_IAR_CXX_FLAG --eec++)
  endif()
endif()

set(CMAKE_CXX_EXTENSION_COMPILE_OPTION -e)

if(CMAKE_CXX_COMPILER_VERSION_INTERNAL VERSION_GREATER 7)
  set(CMAKE_CXX98_STANDARD_COMPILE_OPTION "")
  set(CMAKE_CXX98_EXTENSION_COMPILE_OPTION -e)
  set(CMAKE_CXX03_STANDARD_COMPILE_OPTION "")
  set(CMAKE_CXX03_EXTENSION_COMPILE_OPTION -e)
endif()

if(CMAKE_CXX_COMPILER_VERSION_INTERNAL VERSION_GREATER 8)
  set(CMAKE_CXX11_STANDARD_COMPILE_OPTION "")
  set(CMAKE_CXX11_EXTENSION_COMPILE_OPTION -e)
  set(CMAKE_CXX14_STANDARD_COMPILE_OPTION "")
  set(CMAKE_CXX14_EXTENSION_COMPILE_OPTION -e)
endif()

# Architecture specific
if("${CMAKE_CXX_COMPILER_ARCHITECTURE_ID}" STREQUAL "ARM")
  if(CMAKE_CXX_COMPILER_VERSION_INTERNAL VERSION_LESS 7)
    # IAR ARM 4.X uses xlink.exe, detection is not yet implemented
    message(FATAL_ERROR "CMAKE_CXX_COMPILER_VERSION = ${CMAKE_C_COMPILER_VERSION} not supported by CMake.")
  endif()
  __compiler_iar_ilink(CXX)
  __compiler_check_default_language_standard(CXX 6.10 98 8.10 14)

elseif("${CMAKE_CXX_COMPILER_ARCHITECTURE_ID}" STREQUAL "RX")
  __compiler_iar_ilink(CXX)
  __compiler_check_default_language_standard(CXX 2.10 98 4.10 14)

elseif("${CMAKE_CXX_COMPILER_ARCHITECTURE_ID}" STREQUAL "AVR")
  __compiler_iar_xlink(CXX)
  __compiler_check_default_language_standard(CXX 7.10 98)

  set(CMAKE_CXX_OUTPUT_EXTENSION ".r90")
  if(NOT CMAKE_CXX_LINK_FLAGS)
    set(CMAKE_CXX_LINK_FLAGS "-Fmotorola")
  endif()

  # add the target specific include directory:
  get_filename_component(_compilerDir "${CMAKE_C_COMPILER}" PATH)
  get_filename_component(_compilerDir "${_compilerDir}" PATH)
  include_directories("${_compilerDir}/inc" )
  include_directories("${_compilerDir}/inc/Atmel" )

else()
  message(FATAL_ERROR "CMAKE_CXX_COMPILER_ARCHITECTURE_ID not detected. This should be automatic." )
endif()