Squashed 'external/capstone/' content from commit e46f64fa

git-subtree-dir: external/capstone git-subtree-split: e46f64fadb351e9ecd05264fab26f2772feb0994
2026-05-11 11:55:07 +02:00
commit 802798ce3c
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+# Copyright © 2024 Rot127 <unisono@quyllur.org>
+# SPDX-License-Identifier: BSD-3
+
+import ctypes
+from . import copy_ctypes_list
+from .loongarch_const import *
+
+
+class LoongArchOpMem(ctypes.Structure):
+    _fields_ = (
+        ("base", ctypes.c_uint),
+        ("index", ctypes.c_uint),
+        ("disp", ctypes.c_int64),
+    )
+
+
+class LoongArchOpValue(ctypes.Union):
+    _fields_ = (
+        ("reg", ctypes.c_uint),
+        ("imm", ctypes.c_int64),
+        ("mem", LoongArchOpMem),
+    )
+
+
+class LoongArchOp(ctypes.Structure):
+    _fields_ = (
+        ("type", ctypes.c_uint8),
+        ("value", LoongArchOpValue),
+        ("access", ctypes.c_uint8),
+    )
+
+    @property
+    def imm(self):
+        return self.value.imm
+
+    @property
+    def reg(self):
+        return self.value.reg
+
+    @property
+    def mem(self):
+        return self.value.mem
+
+
+# Instruction structure
+class CsLoongArch(ctypes.Structure):
+    _fields_ = (
+        ("format", ctypes.c_int),
+        ("op_count", ctypes.c_uint8),
+        ("operands", LoongArchOp * 8)
+    )
+
+
+def get_arch_info(a):
+    return a.format, copy_ctypes_list(a.operands[: a.op_count])