From 0d1be73c26f3636e024637d12c3befd8a9956cfc Mon Sep 17 00:00:00 2001
From: Riku Voipio <riku.voipio@linaro.org>
Date: Mon, 22 Apr 2013 11:24:13 +0000
Subject: Add Aarch64 support

This patch is based on follow patch by Dirk Müller <dirk@dmllr.de> :

https://build.opensuse.org/package/view_file?expand=1&file=aarch64-support.diff&package=xorg-cf-files&project=devel%3AARM%3AAArch64%3A12.3

Signed-off-by: Alan Coopersmith <alan.coopersmith@oracle.com>
---
diff --git a/Imake.cf b/Imake.cf
index d8a58e2..1ff3c8c 100644
--- a/Imake.cf
+++ b/Imake.cf
@@ -1022,6 +1022,10 @@ XCOMM Keep cpp from replacing path elements containing i486/i586/i686
 #   define AMD64Architecture
 #  endif
 # endif
+# if defined(__aarch64__)
+#   define AArch64Architecture
+#   undef __aarch64__
+# endif
 #endif /* linux || __GLIBC__ */
 
 #if (defined(__Lynx__) || defined(Lynx)) && (defined(i386) || defined(__i386__) || defined(__x86__) || defined(__powerpc__) || defined(__sparc__) || defined(sparc))
diff --git a/linux.cf b/linux.cf
index af73c29..316dad3 100644
--- a/linux.cf
+++ b/linux.cf
@@ -578,7 +578,7 @@ InstallNamedTargetNoClobber(install,file.ad,$(INSTAPPFLAGS),$(XAPPLOADDIR),class
 #define MkdirHierCmd		mkdir -p
 
 #ifndef HaveLib64
-# if defined (AMD64Architecture) || defined (s390xArchitecture) || defined (Ppc64Architecture)
+# if defined (AMD64Architecture) || defined (s390xArchitecture) || defined (Ppc64Architecture) || defined (AArch64Architecture)
 #  define HaveLib64	YES
 # else
 #  define HaveLib64	NO
@@ -976,6 +976,15 @@ InstallNamedTargetNoClobber(install,file.ad,$(INSTAPPFLAGS),$(XAPPLOADDIR),class
 # define ServerExtraDefines	-DGCCUSESGAS XFree86ServerDefines -D_XSERVER64
 #endif /* AMD64Architecture */
 
+#ifdef AArch64Architecture
+# ifndef OptimizedCDebugFlags
+#  define OptimizedCDebugFlags DefaultGcc2AArch64Opt
+# endif
+# define LinuxMachineDefines   -D__aarch64__
+# define ServerOSDefines   XFree86ServerOSDefines -DDDXTIME
+# define ServerExtraDefines    -DGCCUSESGAS XFree86ServerDefines -D_XSERVER64
+#endif /* AArch64Architecture */
+
 #ifndef StandardDefines
 # ifdef __linux__
 #  define StandardDefines	-Dlinux LinuxMachineDefines LinuxSourceDefines
diff --git a/xfree86.cf b/xfree86.cf
index f7c151c..0f538e0 100644
--- a/xfree86.cf
+++ b/xfree86.cf
@@ -2022,6 +2022,12 @@ XFREE86JAPANESEDOCDIR = $(DOCDIR)/Japanese
 # endif
 #endif
 
+#if HasGcc2 && defined(AArch64Architecture)
+# ifndef DefaultGcc2AArch64Opt
+#  define DefaultGcc2AArch64Opt -O2 GccAliasingArgs
+# endif
+#endif
+
 #if HasGcc2 && defined(AlphaArchitecture)
 # ifndef DefaultGcc2AxpOpt
 #  define DefaultGcc2AxpOpt -O2 GccAliasingArgs
--
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