From 1bf982dd686d5f07c377249396ac2068a1b1bbf2 Mon Sep 17 00:00:00 2001
From: "Yann E. MORIN\"" <yann.morin.1998@free.fr>
Date: Mon, 30 Dec 2013 23:28:18 +0100
Subject: arch/arm: add support for AArch64

AArch64 id the 64-bit variant for ARM.

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Cc: Zhenqiang Chen <zhenqiang.chen@linaro.org>
Cc: Michael Hope <michael.hope@linaro.org>
---
 scripts/build/arch/arm.sh | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

(limited to 'scripts/build/arch')

diff --git a/scripts/build/arch/arm.sh b/scripts/build/arch/arm.sh
index f111b036..430bddee 100644
--- a/scripts/build/arch/arm.sh
+++ b/scripts/build/arch/arm.sh
@@ -2,7 +2,16 @@
 
 CT_DoArchTupleValues() {
     # The architecture part of the tuple:
-    CT_TARGET_ARCH="${CT_ARCH}${CT_ARCH_SUFFIX:-${target_endian_eb}}"
+    case "${CT_ARCH_BITNESS}" in
+        32)
+            CT_TARGET_ARCH="${CT_ARCH}${CT_ARCH_SUFFIX:-${target_endian_eb}}"
+            ;;
+        64)
+            # ARM 64 (aka AArch64) is special
+            [ "${CT_ARCH_BE}" = "y" ] && target_endian_eb="_be"
+            CT_TARGET_ARCH="aarch64${CT_ARCH_SUFFIX:-${target_endian_eb}}"
+            ;;
+    esac
 
     # The system part of the tuple:
     case "${CT_LIBC},${CT_ARCH_ARM_EABI}" in
-- 
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