libatomic: Detect and build for ARM architecture armv8-a.

2012-12-04  Marcus Shawcroft  <marcus.shawcroft@arm.com>

	* config/arm/arm-config.h (__ARM_ARCH_8A__): New.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@194150 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/libatomic/ChangeLog b/libatomic/ChangeLog
index 449fed2..d451f9c 100644 (file)
--- a/libatomic/ChangeLog
+++ b/libatomic/ChangeLog
@@ -1,3 +1,7 @@
+2012-12-04  Marcus Shawcroft  <marcus.shawcroft@arm.com>
+
+       * config/arm/arm-config.h (__ARM_ARCH_8A__): New.
+
 2012-11-21  Matthias Klose  <doko@ubuntu.com>
 
        * configure.tgt (i[3456]86): Handle -mx32 like -m64.

diff --git a/libatomic/config/arm/arm-config.h b/libatomic/config/arm/arm-config.h
index b94a372..b99c82e 100644 (file)
--- a/libatomic/config/arm/arm-config.h
+++ b/libatomic/config/arm/arm-config.h
@@ -57,6 +57,10 @@
 # define __ARM_ARCH__ 7
 #endif
 
+#if defined(__ARM_ARCH_8A__)
+# define __ARM_ARCH__ 8
+#endif
+
 #ifndef __ARM_ARCH__
 #error Unable to determine architecture.
 #endif