1 files changed, 50 insertions, 0 deletions
diff --git a/capstone/suite/synctools/disassemblertables_reduce.py b/capstone/suite/synctools/disassemblertables_reduce.py
new file mode 100755
index 000000000..674608c0c
--- /dev/null
+++ b/capstone/suite/synctools/disassemblertables_reduce.py
@@ -0,0 +1,50 @@
+#!/usr/bin/python
+# convert LLVM GenDisassemblerTables.inc for Capstone disassembler.
+# this just adds a header
+# by Nguyen Anh Quynh, 2019
+
+import sys
+
+if len(sys.argv) == 1:
+    print("Syntax: %s <GenDisassemblerTables.inc> <X86GenDisassemblerTables.inc> <X86GenDisassemblerTables2.inc>" %sys.argv[0])
+    sys.exit(1)
+
+f = open(sys.argv[1])
+lines = f.readlines()
+f.close()
+
+f1 = open(sys.argv[2], 'w+')
+
+f2 = open(sys.argv[3], 'w+')
+
+f1.write("/* Capstone Disassembly Engine, http://www.capstone-engine.org */\n")
+f1.write("/* By Nguyen Anh Quynh <aquynh@gmail.com>, 2013-2019 */\n")
+f1.write("\n")
+
+f2.write("/* Capstone Disassembly Engine, http://www.capstone-engine.org */\n")
+f2.write("/* By Nguyen Anh Quynh <aquynh@gmail.com>, 2013-2019 */\n")
+f2.write("\n")
+
+# static const struct ContextDecision x86DisassemblerOneByteOpcodes = {
+
+# static const struct ContextDecision x86DisassemblerXOP8Opcodes = {
+
+write_to_f2 = False
+
+for line in lines:
+    # ignore all tables from XOP onwards
+    if 'ContextDecision x86DisassemblerXOP8Opcodes = {' in line:
+        # done
+        break
+
+    if 'ContextDecision x86DisassemblerOneByteOpcodes = {' in line:
+        # done with f1, start writing to f2
+        write_to_f2 = True
+
+    if write_to_f2:
+        f2.write(line)
+    else:
+        f1.write(line)
+
+f1.close()
+f2.close()