Add support files for C, C++ and ASM for the IAR toolchain.

The original feature request is at http://www.cmake.org/Bug/view.php?id=10176
Documentation can be found at http://www.iar.com/website1/1.0.1.0/675/1/

Alex

Modules/Compiler/IAR-ASM.cmake

@@ -0,0 +1,14 @@
+# This file is processed when the IAR compiler is used for an assembler file
+
+include(Compiler/IAR)
+
+set(CMAKE_ASM_COMPILE_OBJECT  "<CMAKE_ASM_COMPILER> <SOURCE> <DEFINES> <FLAGS> -o <OBJECT>")
+
+if("${IAR_TARGET_ARCHITECTURE}" STREQUAL "ARM")
+  set(CMAKE_ASM_SOURCE_FILE_EXTENSIONS s;asm;msa)
+endif()
+
+
+if("${IAR_TARGET_ARCHITECTURE}" STREQUAL "AVR")
+  set(CMAKE_ASM_SOURCE_FILE_EXTENSIONS s90;asm;msa)
+endif()

Modules/Compiler/IAR-C.cmake

@@ -0,0 +1,34 @@
+# This file is processed when the IAR compiler is used for a C file
+
+
+include(Compiler/IAR)
+
+set(CMAKE_C_COMPILE_OBJECT             "<CMAKE_C_COMPILER> <SOURCE> <DEFINES> <FLAGS> -o <OBJECT>")
+set(CMAKE_C_CREATE_PREPROCESSED_SOURCE "<CMAKE_C_COMPILER> <SOURCE> <DEFINES> <FLAGS> --preprocess=cnl <PREPROCESSED_SOURCE>")
+set(CMAKE_C_CREATE_ASSEMBLY_SOURCE     "<CMAKE_C_COMPILER> <SOURCE> <DEFINES> <FLAGS> -lAH <ASSEMBLY_SOURCE> -o <OBJECT>.dummy")
+
+# The toolchains for ARM and AVR are quite different:
+if("${IAR_TARGET_ARCHITECTURE}" STREQUAL "ARM")
+
+  set(CMAKE_C_LINK_EXECUTABLE "<CMAKE_LINKER> <OBJECTS> <CMAKE_C_LINK_FLAGS> <LINK_FLAGS> <LINK_LIBRARIES> -o <TARGET>")
+  set(CMAKE_C_CREATE_STATIC_LIBRARY "<CMAKE_AR> <TARGET> --create <LINK_FLAGS> <OBJECTS> ")
+
+endif()
+
+
+if("${IAR_TARGET_ARCHITECTURE}" STREQUAL "AVR")
+  set(CMAKE_C_OUTPUT_EXTENSION ".r90")
+
+  if(NOT CMAKE_C_LINK_FLAGS)
+    set(CMAKE_C_LINK_FLAGS "-Fmotorola")
+  endif()
+
+  set(CMAKE_C_LINK_EXECUTABLE "<CMAKE_LINKER> <OBJECTS> <CMAKE_C_LINK_FLAGS> <LINK_FLAGS> <LINK_LIBRARIES> -o <TARGET>")
+  set(CMAKE_C_CREATE_STATIC_LIBRARY "<CMAKE_AR> -o <TARGET> <OBJECTS> ")
+
+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" )

Modules/Compiler/IAR-CXX.cmake

@@ -0,0 +1,34 @@
+# This file is processed when the IAR compiler is used for a C++ file
+
+include(Compiler/IAR)
+
+set(CMAKE_CXX_COMPILE_OBJECT  "<CMAKE_CXX_COMPILER> <SOURCE> <DEFINES> <FLAGS> -o <OBJECT>")
+
+set(CMAKE_CXX_CREATE_PREPROCESSED_SOURCE "<CMAKE_CXX_COMPILER> <SOURCE> <DEFINES> <FLAGS> --preprocess=cnl <PREPROCESSED_SOURCE>")
+set(CMAKE_CXX_CREATE_ASSEMBLY_SOURCE     "<CMAKE_CXX_COMPILER> <SOURCE> <DEFINES> <FLAGS> -lAH <ASSEMBLY_SOURCE> -o <OBJECT>.dummy")
+
+
+
+if("${IAR_TARGET_ARCHITECTURE}" STREQUAL "ARM")
+
+  set(CMAKE_CXX_LINK_EXECUTABLE "<CMAKE_LINKER> <OBJECTS> <CMAKE_CXX_LINK_FLAGS> <LINK_FLAGS> <LINK_LIBRARIES> -o <TARGET>")
+  set(CMAKE_CXX_CREATE_STATIC_LIBRARY "<CMAKE_AR> <TARGET> --create <LINK_FLAGS> <OBJECTS> ")
+
+endif()
+
+
+if("${IAR_TARGET_ARCHITECTURE}" STREQUAL "AVR")
+  set(CMAKE_CXX_OUTPUT_EXTENSION ".r90")
+  if(NOT CMAKE_CXX_LINK_FLAGS)
+    set(CMAKE_CXX_LINK_FLAGS "-Fmotorola")
+  endif()
+
+  set(CMAKE_CXX_LINK_EXECUTABLE "<CMAKE_LINKER> <OBJECTS> <CMAKE_CXX_LINK_FLAGS> <LINK_FLAGS> <LINK_LIBRARIES> -o <TARGET>")
+  set(CMAKE_CXX_CREATE_STATIC_LIBRARY "<CMAKE_AR> -o <TARGET> <OBJECTS> ")
+
+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")

Modules/Compiler/IAR.cmake

@@ -0,0 +1,46 @@
+# This file is processed when the IAR compiler is used for a C or C++ file
+# Documentation can be downloaded here: http://www.iar.com/website1/1.0.1.0/675/1/
+# The initial feature request is here: http://www.cmake.org/Bug/view.php?id=10176
+# It also contains additional links and information.
+
+if(_IAR_CMAKE_LOADED)
+  return()
+endif()
+set(_IAR_CMAKE_LOADED TRUE)
+
+
+get_filename_component(_CMAKE_C_TOOLCHAIN_LOCATION "${CMAKE_C_COMPILER}" PATH)
+get_filename_component(_CMAKE_CXX_TOOLCHAIN_LOCATION "${CMAKE_CXX_COMPILER}" PATH)
+get_filename_component(_CMAKE_ASM_TOOLCHAIN_LOCATION "${CMAKE_ASM_COMPILER}" PATH)
+
+
+if("${CMAKE_C_COMPILER}" MATCHES "arm"  OR  "${CMAKE_CXX_COMPILER}" MATCHES "arm"  OR  "${CMAKE_ASM_COMPILER}" MATCHES "arm")
+  set(CMAKE_EXECUTABLE_SUFFIX ".elf")
+
+  # For arm, IAR uses the "ilinkarm" linker and "iarchive" archiver:
+  find_program(CMAKE_IAR_LINKER ilinkarm HINTS "${_CMAKE_C_TOOLCHAIN_LOCATION}" "${_CMAKE_CXX_TOOLCHAIN_LOCATION}" "${_CMAKE_ASM_TOOLCHAIN_LOCATION}")
+  find_program(CMAKE_IAR_AR iarchive HINTS "${_CMAKE_C_TOOLCHAIN_LOCATION}" "${_CMAKE_CXX_TOOLCHAIN_LOCATION}" "${_CMAKE_ASM_TOOLCHAIN_LOCATION}" )
+
+  set(IAR_TARGET_ARCHITECTURE "ARM" CACHE STRING "IAR compiler target architecture")
+endif()
+
+if("${CMAKE_C_COMPILER}" MATCHES "avr"  OR  "${CMAKE_CXX_COMPILER}" MATCHES "avr"  OR  "${CMAKE_ASM_COMPILER}" MATCHES "avr")
+  set(CMAKE_EXECUTABLE_SUFFIX ".bin")
+
+  # For AVR and AVR32, IAR uses the "xlink" linker and the "xar" archiver:
+  find_program(CMAKE_IAR_LINKER xlink HINTS "${_CMAKE_C_TOOLCHAIN_LOCATION}" "${_CMAKE_CXX_TOOLCHAIN_LOCATION}" "${_CMAKE_ASM_TOOLCHAIN_LOCATION}" )
+  find_program(CMAKE_IAR_AR xar HINTS "${_CMAKE_C_TOOLCHAIN_LOCATION}" "${_CMAKE_CXX_TOOLCHAIN_LOCATION}" "${_CMAKE_ASM_TOOLCHAIN_LOCATION}" )
+
+  set(IAR_TARGET_ARCHITECTURE "AVR" CACHE STRING "IAR compiler target architecture")
+
+  set(CMAKE_LIBRARY_PATH_FLAG "-I")
+
+endif()
+
+if(NOT IAR_TARGET_ARCHITECTURE)
+  message(FATAL_ERROR "The IAR compiler for this architecture is not yet supported "
+          " by CMake. Please go to http://www.cmake.org/Bug and enter a feature request there.")
+endif()
+
+set(CMAKE_LINKER "${CMAKE_IAR_LINKER}" CACHE FILEPATH "The IAR linker" FORCE)
+set(CMAKE_AR "${CMAKE_IAR_AR}" CACHE FILEPATH "The IAR archiver" FORCE)