[AArch64] Define BE loader name.

2014-01-20  Marcus Shawcroft  <marcus.shawcroft@arm.com>

	    * config/aarch64/aarch64-linux.h (GLIBC_DYNAMIC_LINKER): Expand
	    loader name using mbig-endian.
	    (LINUX_TARGET_LINK_SPEC): Pass linker -m flag.

From-SVN: r206845

gcc/ChangeLog

+2014-01-20  Marcus Shawcroft  <marcus.shawcroft@arm.com>
+
+	* config/aarch64/aarch64-linux.h (GLIBC_DYNAMIC_LINKER): Expand
+	loader name using mbig-endian.
+	(LINUX_TARGET_LINK_SPEC): Pass linker -m flag.
+
 2014-01-20  James Greenhalgh  <james.greenhalgh@arm.com>
 
 	* doc/invoke.texi (-march): Clarify documentation for AArch64.

gcc/config/aarch64/aarch64-linux.h

@@ -21,7 +21,7 @@
 #ifndef GCC_AARCH64_LINUX_H
 #define GCC_AARCH64_LINUX_H
 
-#define GLIBC_DYNAMIC_LINKER "/lib/ld-linux-aarch64.so.1"
+#define GLIBC_DYNAMIC_LINKER "/lib/ld-linux-aarch64%{mbig-endian:_be}.so.1"
 
 #define CPP_SPEC "%{pthread:-D_REENTRANT}"
 
@@ -32,7 +32,8 @@
    %{rdynamic:-export-dynamic}			\
    -dynamic-linker " GNU_USER_DYNAMIC_LINKER "	\
    -X						\
-   %{mbig-endian:-EB} %{mlittle-endian:-EL}"
+   %{mbig-endian:-EB} %{mlittle-endian:-EL}     \
+   -maarch64linux%{mbig-endian:b}"
 
 #define LINK_SPEC LINUX_TARGET_LINK_SPEC