Add ld.mcld

As an alternative to ld.bfd in aarch64 where ld.gold doesn't support
To enable it, add "-fuse-ld=mcld -Wl,-maarch64linux" to TARGET_GLOBAL_LDFLAGS
in core/combo/TARGET_linux-arm64.mk (globally), or LOCAL_LDFLAGS (locally).
The "-maarch64linux" switch is needed before aarch64-*4.8 is rebuilt with
upstream patch, see https://android-review.googlesource.com/#/c/91099/

Change-Id: I7dfceb87d2e70a84fd9b4b97400e0dacd210a2ae

aarch64-linux-android/bin/ld.mcld

diff --git a/aarch64-linux-android/bin/ld.mcld b/aarch64-linux-android/bin/ld.mcld
new file mode 120000
index 0000000..6dc7b0b
--- /dev/null
+++ b/aarch64-linux-android/bin/ld.mcld
@@ -0,0 +1 @@
+../../bin/aarch64-linux-android-ld.mcld
\ No newline at end of file

bin/aarch64-linux-android-ld.mcld

diff --git a/bin/aarch64-linux-android-ld.mcld b/bin/aarch64-linux-android-ld.mcld
new file mode 100755
index 0000000..7bc8c9e
--- /dev/null
+++ b/bin/aarch64-linux-android-ld.mcld
Binary files differ