suite: add regress.py
diff --git a/suite/regress.py b/suite/regress.py
new file mode 100755
index 0000000..8500a29
--- /dev/null
+++ b/suite/regress.py
@@ -0,0 +1,91 @@
+#!/usr/bin/env python
+
+# Capstone Python bindings, by Nguyen Anh Quynnh <aquynh@gmail.com>
+from __future__ import print_function
+import sys
+from capstone import *
+
+all_tests = (
+ # arch, mode, syntax, address, hexcode, expected output
+ # issue 456 https://github.com/aquynh/capstone/issues/456
+
+ (CS_ARCH_X86, CS_MODE_16, CS_OPT_SYNTAX_INTEL, 0xfc16, b"\xE8\x35\x64", "call 0x604e"),
+ (CS_ARCH_X86, CS_MODE_32, CS_OPT_SYNTAX_INTEL, 0x9123fc1b, b"\x66\xE8\x35\x64", "call 0x6054"),
+ (CS_ARCH_X86, CS_MODE_64, CS_OPT_SYNTAX_INTEL, 0x9123fc1b, b"\x66\xE8\x35\x64", "call 0x6054"),
+
+ (CS_ARCH_X86, CS_MODE_16, CS_OPT_SYNTAX_INTEL, 0xfc26, b"\xE9\x35\x64", "jmp 0x605e"),
+
+ (CS_ARCH_X86, CS_MODE_16, CS_OPT_SYNTAX_INTEL, 0xfff6, b"\x66\xE9\x35\x64\x93\x53", "jmp 0x53946431"),
+ (CS_ARCH_X86, CS_MODE_32, CS_OPT_SYNTAX_INTEL, 0x9123fff1, b"\xE9\x35\x64\x93\x53", "jmp 0xe4b7642b"),
+ (CS_ARCH_X86, CS_MODE_64, CS_OPT_SYNTAX_INTEL, 0x649123fff1, b"\xE9\x35\x64\x93\x53", "jmp 0x64e4b7642b"),
+
+ (CS_ARCH_X86, CS_MODE_16, CS_OPT_SYNTAX_INTEL, 0xffe1, b"\x66\xe8\x35\x64\x93\x53", "call 0x5394641c"),
+ (CS_ARCH_X86, CS_MODE_64, CS_OPT_SYNTAX_INTEL, 0x649123ffe1, b"\x66\xe8\x35\x64", "call 0x641a"),
+ (CS_ARCH_X86, CS_MODE_64, CS_OPT_SYNTAX_INTEL, 0x649123ffe1, b"\x66\xe9\x35\x64", "jmp 0x641a"),
+ (CS_ARCH_X86, CS_MODE_16, CS_OPT_SYNTAX_INTEL, 0xffe1, b"\x66\xe9\x35\x64\x93\x53", "jmp 0x5394641c"),
+
+ # AT&T syntax
+ (CS_ARCH_X86, CS_MODE_16, CS_OPT_SYNTAX_ATT, 0xfc16, b"\xE8\x35\x64", "callw 0x604e"),
+ (CS_ARCH_X86, CS_MODE_32, CS_OPT_SYNTAX_ATT, 0x9123fc1b, b"\x66\xE8\x35\x64", "callw 0x6054"),
+ (CS_ARCH_X86, CS_MODE_64, CS_OPT_SYNTAX_ATT, 0x9123fc1b, b"\x66\xE8\x35\x64", "callw 0x6054"),
+
+ (CS_ARCH_X86, CS_MODE_16, CS_OPT_SYNTAX_ATT, 0xfc26, b"\xE9\x35\x64", "jmp 0x605e"),
+
+ (CS_ARCH_X86, CS_MODE_16, CS_OPT_SYNTAX_ATT, 0xfff6, b"\x66\xE9\x35\x64\x93\x53", "jmp 0x53946431"),
+ (CS_ARCH_X86, CS_MODE_32, CS_OPT_SYNTAX_ATT, 0x9123fff1, b"\xE9\x35\x64\x93\x53", "jmp 0xe4b7642b"),
+ (CS_ARCH_X86, CS_MODE_64, CS_OPT_SYNTAX_ATT, 0x649123fff1, b"\xE9\x35\x64\x93\x53", "jmp 0x64e4b7642b"),
+
+ (CS_ARCH_X86, CS_MODE_16, CS_OPT_SYNTAX_ATT, 0xffe1, b"\x66\xe8\x35\x64\x93\x53", "calll 0x5394641c"),
+ (CS_ARCH_X86, CS_MODE_64, CS_OPT_SYNTAX_ATT, 0x649123ffe1, b"\x66\xe8\x35\x64", "callw 0x641a"),
+ (CS_ARCH_X86, CS_MODE_64, CS_OPT_SYNTAX_ATT, 0x649123ffe1, b"\x66\xe9\x35\x64", "jmp 0x641a"),
+ (CS_ARCH_X86, CS_MODE_16, CS_OPT_SYNTAX_ATT, 0xffe1, b"\x66\xe9\x35\x64\x93\x53", "jmp 0x5394641c"),
+)
+
+_python3 = sys.version_info.major == 3
+
+
+def to_hex(s):
+ if _python3:
+ return " ".join("0x{0:02x}".format(c) for c in s) # <-- Python 3 is OK
+ else:
+ return " ".join("0x{0:02x}".format(ord(c)) for c in s)
+
+
+def str_syntax(syntax):
+ slist = {
+ 0: "",
+ CS_OPT_SYNTAX_INTEL: "intel",
+ CS_OPT_SYNTAX_ATT: "att",
+ }
+
+ return slist[syntax]
+
+
+def str_arch_mode(a, m):
+ amlist = {
+ (CS_ARCH_X86, CS_MODE_16): "X86-16bit",
+ (CS_ARCH_X86, CS_MODE_32): "X86-32bit",
+ (CS_ARCH_X86, CS_MODE_64): "X86-64bit",
+ }
+
+ return amlist[(a, m)]
+
+
+# ## Test cs_disasm_quick()
+def test_regression():
+ for (arch, mode, syntax, address, code, expected_output) in all_tests:
+ print("%s %s: %s = " %(str_arch_mode(arch, mode), str_syntax(syntax), to_hex(code)), end=""),
+ md = Cs(arch, mode)
+ if syntax != 0:
+ md.syntax = syntax
+ insn = list(md.disasm(code, address))[0]
+ output = "%s %s" % (insn.mnemonic, insn.op_str)
+ print(output)
+ if output != expected_output:
+ print("\t --> ERROR: expected output = %s" %(expected_output))
+
+ print()
+
+
+if __name__ == '__main__':
+ test_regression()