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[PATCH][AARCH64][01]Add ACLE 2.0 predefined marcos: Add __ARM_BIG_ENDIAN marco


Hi all,

This patch is part of a series of patches that implement ACLE 2.0 predefined macro support for AArch64.

aarch64-none-elf target has been tested on the model, no regression.

Is it Okay to commit?

Kind regards!
Renlin Li

gcc/ChangeLog:

2014-10-15  Renlin Li  <Renlin.Li@arm.com>

* config/aarch64/aarch64.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_BIG_ENDIAN.
From 25521076e2681ebfd8dc8f65745c38f228db7b3d Mon Sep 17 00:00:00 2001
From: Renlin Li <renlin.li@arm.com>
Date: Mon, 13 Oct 2014 13:42:53 +0100
Subject: [PATCH 1/7] Add __ARM_BIG_ENDIAN marco

Change-Id: I837308410251f68a92b3b955fc74168c1dec3c32
---
 gcc/config/aarch64/aarch64.h |    5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/gcc/config/aarch64/aarch64.h b/gcc/config/aarch64/aarch64.h
index db950da..99a9e02 100644
--- a/gcc/config/aarch64/aarch64.h
+++ b/gcc/config/aarch64/aarch64.h
@@ -28,7 +28,10 @@
     {							\
       builtin_define ("__aarch64__");			\
       if (TARGET_BIG_END)				\
-	builtin_define ("__AARCH64EB__");		\
+        {                                               \
+          builtin_define ("__AARCH64EB__");             \
+          builtin_define ("__ARM_BIG_ENDIAN");          \
+        }                                               \
       else						\
 	builtin_define ("__AARCH64EL__");		\
 							\
-- 
1.7.9.5

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