Add ARM64 support

In order to compile under ARM64 we remove the definitions of __x86_64__
and __FLT16_MANT_DIG__.

Signed-off-by: Vlad-Andrei Badoiu <vlad_andrei.badoiu@stud.acs.upb.ro>
Reviewed-by: Felipe Huici <felipe.huici@neclab.eu>

diff --git a/Makefile.uk b/Makefile.uk
index f4543a264f8d7bb73952096543d3fea4ba47ec14..6f5f37c54165f5515cf451c31f7940a75f8cb41d 100644 (file)
--- a/Makefile.uk
+++ b/Makefile.uk
@@ -91,11 +91,9 @@ CXXINCLUDES-$(CONFIG_LIBCXX) += -I$(LIBCXX_SRC)/utils
 ################################################################################
 # Global flags
 ################################################################################
-CONFIG_FLAGS   += -D LIBCXX_BUILDING_LIBCXXABI         \
-               -D __x86_64__ -D _LIBCPP_STD_VER=15     \
+CONFIG_FLAGS   += -D LIBCXX_BUILDING_LIBCXXABI -D _LIBCPP_STD_VER=15           \
                -D _LIBCPP_PROVIDES_DEFAULT_RUNE_TABLE -D __DYNAMIC_REENT__     \
 
-
 ifdef CONFIG_CXX_THREADS
 CONFIG_FLAGS += -D__linux__ -D_LIBCPP_HAS_THREAD_API_PTHREAD
 else

diff --git a/include/__config_unikraft b/include/__config_unikraft
index d67a232ee1ae57fb6aec38d6bb16b31af5b7b7e3..930e3d855afc3461b6bc52dc569bf0854a308e2d 100644 (file)
--- a/include/__config_unikraft
+++ b/include/__config_unikraft
@@ -14,3 +14,6 @@
 #define _LIBCPP_BUILDING_LIBRARY
 #endif
 
+#if defined( __arm__) || defined(__ARM_64__)
+#undef __FLT16_MANT_DIG__
+#endif