From d7844fcca05d2e35e2d75fd814636158b3ee2b04 Mon Sep 17 00:00:00 2001
From: Yi Kong <yikong@google.com>
Date: Fri, 15 Jun 2018 15:33:23 -0700
Subject: Add wrapper over GNU as

Since our GNU toolchain is too old to recognise newer archictures like
cortex-a55, add a wrapper to rewrite these architectures to a similar
older architecture.

Test: m checkbuild
Bug: 110235326
Change-Id: I4cf4eb2ef4326dcafdfd8799510523333eba2fd4
---
 arm-linux-androideabi/bin/as      | 15 ++++++++++++++-
 arm-linux-androideabi/bin/as.real |  1 +
 2 files changed, 15 insertions(+), 1 deletion(-)
 mode change 120000 => 100755 arm-linux-androideabi/bin/as
 create mode 120000 arm-linux-androideabi/bin/as.real

diff --git a/arm-linux-androideabi/bin/as b/arm-linux-androideabi/bin/as
deleted file mode 120000
index 5378e97..0000000
--- a/arm-linux-androideabi/bin/as
+++ /dev/null
@@ -1 +0,0 @@
-../../bin/arm-linux-androideabi-as
\ No newline at end of file
diff --git a/arm-linux-androideabi/bin/as b/arm-linux-androideabi/bin/as
new file mode 100755
index 0000000..3c8c5f1
--- /dev/null
+++ b/arm-linux-androideabi/bin/as
@@ -0,0 +1,14 @@
+#! /usr/bin/python
+
+from sys import argv
+from subprocess import check_call
+
+if __name__ == '__main__':
+  for index, arg in enumerate(argv):
+    if arg == '-mcpu=cortex-a55':
+      argv[index] = '-mcpu=cortex-a53'
+    elif arg == '-mcpu=cortex-a75':
+      argv[index] = '-mcpu=cortex-a73'
+
+  argv[0] = argv[0] + '.real'
+  check_call(argv)
diff --git a/arm-linux-androideabi/bin/as.real b/arm-linux-androideabi/bin/as.real
new file mode 120000
index 0000000..5378e97
--- /dev/null
+++ b/arm-linux-androideabi/bin/as.real
@@ -0,0 +1 @@
+../../bin/arm-linux-androideabi-as
\ No newline at end of file
-- 
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