Add arm_fp_vfp_disabled.py test.

tests/regress/arm_fp_vfp_disabled.py

@@ -0,0 +1,23 @@
+#!/usr/bin/python
+# coding=utf8
+
+# Added by Peter Mackay, relating to issue 571
+# "ARM NEON/VFP support seems to exist but is disabled by default"
+# https://github.com/unicorn-engine/unicorn/issues/571
+
+from unicorn import *
+from unicorn.arm_const import *
+
+import regress
+
+class FpVfpDisabled(regress.RegressTest):
+
+    def runTest(self):
+        uc = Uc(UC_ARCH_ARM, UC_MODE_THUMB)
+        uc.mem_map(0x1000, 0x1000)
+        uc.mem_write(0x1000, '2ded028b'.decode('hex'))  # vpush {d8}
+        uc.reg_write(UC_ARM_REG_SP, 0x2000)
+        uc.emu_start(0x1000, 0x1004)
+
+if __name__ == '__main__':
+    regress.main()