Merge pull request #385 from boriel/feature/architectures

Dynamically import architecture

Author: boriel

arch/__init__.py

@@ -2,11 +2,22 @@
 # -*- coding: utf-8 -*-
 # vim:ts=4:et:sw=4:
 
-from . import zx48k
+import importlib
 
 
 __all__ = [
     'zx48k',
+    'zxnext'
 ]
 
 AVAILABLE_ARCHITECTURES = __all__
+target = None
+
+
+def set_target_arch(target_arch: str):
+    global target
+    assert target_arch in AVAILABLE_ARCHITECTURES
+    target = importlib.import_module(f'.{target_arch}', 'arch')
+
+
+set_target_arch(AVAILABLE_ARCHITECTURES[0])

arch/zxnext/__init__.py

@@ -0,0 +1,26 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+# vim:ts=4:et:sw=4:
+
+from . import beep
+from .translator import *  # noqa
+
+import api.global_
+from api.constants import TYPE
+
+
+__all__ = [
+    'beep',
+]
+
+
+# -----------------------------------------
+# Arch initialization setup
+# -----------------------------------------
+api.global_.PARAM_ALIGN = 2  # Z80 param align
+api.global_.BOUND_TYPE = TYPE.uinteger
+api.global_.SIZE_TYPE = TYPE.ubyte
+api.global_.PTR_TYPE = TYPE.uinteger
+api.global_.STR_INDEX_TYPE = TYPE.uinteger
+api.global_.MIN_STRSLICE_IDX = 0      # Min. string slicing position
+api.global_.MAX_STRSLICE_IDX = 65534  # Max. string slicing position