1 files changed, 48 insertions, 0 deletions
diff --git a/atk16-asm/asm_pass1.py b/atk16-asm/asm_pass1.py
new file mode 100644
index 0000000..0b06738
--- /dev/null
+++ b/atk16-asm/asm_pass1.py
@@ -0,0 +1,48 @@
+import importlib
+import sys
+import os.path
+from dataclasses import dataclass
+from asm_ops import *
+from asm_eval import *
+from asm_pass0 import *
+from tokenizer import tokenize
+
+@dataclass
+class Result1Line:
+  line_num: int
+  src_file: str
+  parts: list[str]
+
+@dataclass
+class Result1:
+  lines: list[Result1Line]
+  operations: OpExpansionDict
+
+def pass_1(result0: Result0) -> Result1:
+  result_lines: list[Result1Line] = []
+  operations: OpExpansionDict = default_expansions.copy()
+
+  for line in result0.lines:
+    keyword, *args = tokenize(line.line)
+    match keyword:
+      case "@use":
+        module_name, ops = args[0].split(":")
+        ops_split = ops.split(",")
+        sys.path.append(os.path.dirname(line.src_file))
+        module = importlib.import_module(module_name)
+        mod_expansions: OpExpansionDict = module.expansions
+        for op in mod_expansions:
+          expansion = mod_expansions[op]
+          if ops == "*" or op in ops_split:
+            operations[op] = expansion
+      case _:
+        result_lines.append(Result1Line(
+          src_file=line.src_file,
+          line_num=line.line_num,
+          parts=[keyword, *args]
+        ))
+
+  return Result1(
+    operations=operations,
+    lines=result_lines
+  )