arm64eb: add support for ARM64 big endian.

bindings/python/sample_arm64eb.py

@@ -0,0 +1,68 @@
+#!/usr/bin/env python
+# Sample code for ARM64 of Unicorn. Nguyen Anh Quynh <aquynh@gmail.com>
+# Python sample ported by Loi Anh Tuan <loianhtuan@gmail.com>
+# AARCH64 Python sample ported by zhangwm <rustydaar@gmail.com>
+
+from __future__ import print_function
+from unicorn import *
+from unicorn.arm64_const import *
+
+
+# code to be emulated
+ARM64_CODE = b"\x8b\x0f\x01\xab" #add x11, x13, x15
+
+# memory address where emulation starts
+ADDRESS    = 0x10000
+
+
+# callback for tracing basic blocks
+def hook_block(uc, address, size, user_data):
+    print(">>> Tracing basic block at 0x%x, block size = 0x%x" %(address, size))
+
+
+# callback for tracing instructions
+def hook_code(uc, address, size, user_data):
+    print(">>> Tracing instruction at 0x%x, instruction size = 0x%x" %(address, size))
+
+
+# Test ARM64
+def test_arm64():
+    print("Emulate ARM64 code")
+    try:
+        # Initialize emulator in ARM mode
+        mu = Uc(UC_ARCH_ARM64, UC_MODE_ARM | UC_MODE_BIG_ENDIAN)
+
+        # map 2MB memory for this emulation
+        mu.mem_map(ADDRESS, 2 * 1024 * 1024)
+
+        # write machine code to be emulated to memory
+        mu.mem_write(ADDRESS, ARM64_CODE)
+
+        # initialize machine registers
+        mu.reg_write(UC_ARM64_REG_X11, 0x1234)
+        mu.reg_write(UC_ARM64_REG_X13, 0x6789)
+        mu.reg_write(UC_ARM64_REG_X15, 0x3333)
+
+        # tracing all basic blocks with customized callback
+        mu.hook_add(UC_HOOK_BLOCK, hook_block)
+
+        # tracing all instructions with customized callback
+        mu.hook_add(UC_HOOK_CODE, hook_code)
+
+        # emulate machine code in infinite time
+        mu.emu_start(ADDRESS, ADDRESS + len(ARM64_CODE))
+
+        # now print out some registers
+        print(">>> Emulation done. Below is the CPU context")
+
+        x11 = mu.reg_read(UC_ARM64_REG_X11)
+        x13 = mu.reg_read(UC_ARM64_REG_X13)
+        x15 = mu.reg_read(UC_ARM64_REG_X15)
+        print(">>> X11 = 0x%x" %x11)
+
+    except UcError as e:
+        print("ERROR: %s" % e)
+
+
+if __name__ == '__main__':
+    test_arm64()