[Buildroot] [PATCH 4/9] arch/arm: do not allow soft-float for armv8a

Yann E. MORIN yann.morin.1998 at free.fr
Sun Sep 3 13:17:44 UTC 2017

armv8a has made VFPv4 and NEON mandatory, so there is no point in
allowing software floating point, even in 32-bit mode.

Signed-off-by: "Yann E. MORIN" <yann.morin.1998 at free.fr>
Cc: Thomas Petazzoni <thomas.petazzoni at free-electrons.com>
 arch/Config.in.arm | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/Config.in.arm b/arch/Config.in.arm
index d110d52e2d..0ae6a16a0a 100644
--- a/arch/Config.in.arm
+++ b/arch/Config.in.arm
@@ -374,6 +374,7 @@ choice
 	bool "Soft float"
 	depends on BR2_ARM_EABI
+	depends on !BR2_ARM_CPU_ARMV8A
 	select BR2_SOFT_FLOAT
 	  This option allows to use software emulated floating

More information about the buildroot mailing list