add arm6 target and flags

CMakeLists.txt

@@ -234,7 +234,15 @@ else()
     set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=c11 -D_GNU_SOURCE ${MINGW_FLAG} ${STATIC_ASSERT_FLAG} ${WARNINGS} ${C_WARNINGS} ${ARCH_FLAG} -maes")
     set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11 -D_GNU_SOURCE ${MINGW_FLAG} ${WARNINGS} ${CXX_WARNINGS} ${ARCH_FLAG} -maes")
   endif()
-  
+
+  string(SUBSTRING ${ARCH} 0 3 ARM_TEST)
+  string(TOLOWER ${ARM_TEST} ARM_TEST)
+  if(${ARM_TEST} STREQUAL "arm")
+    message(STATUS "Setting ARM C and C++ flags")
+    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -mfpu=vfp -mfloat-abi=hard")
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mfpu=vfp -mfloat-abi=hard")
+  endif()
+
   if(APPLE)
     set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DGTEST_HAS_TR1_TUPLE=0")
   endif()

Makefile

@@ -40,6 +40,10 @@ release-static-32:
 	mkdir -p build/release
 	cd build/release && cmake -D STATIC=ON -D ARCH="i686" -D BUILD_64=OFF -D CMAKE_BUILD_TYPE=release ../.. && $(MAKE)
 
+release-static-arm6:
+	mkdir -p build/release
+	cd build/release && cmake -D STATIC=ON -D ARCH="armv6zk" -D BUILD_64=OFF -D CMAKE_BUILD_TYPE=release ../.. && $(MAKE)
+
 release-static-win64:
 	mkdir -p build/release
 	cmake -G "MSYS Makefiles" -D STATIC=ON -D ARCH="x86-64" -D BUILD_64=ON -D CMAKE_BUILD_TYPE=Release -D CMAKE_TOOLCHAIN_FILE=../cmake/64-bit-toolchain.cmake -D MSYS2_FOLDER=c:/msys64 ../.. && $(MAKE)