From f88be86978af5ebb92bc9f11e99015afc6b6c4f7 Mon Sep 17 00:00:00 2001
From: Jan Tuomi <jans.tuomi@gmail.com>
Date: Wed, 21 Feb 2024 14:19:14 +0200
Subject: Initial impl of step

---
 atk16_emu/opcodes.py | 53 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 53 insertions(+)

(limited to 'atk16_emu/opcodes.py')

diff --git a/atk16_emu/opcodes.py b/atk16_emu/opcodes.py
index 268c873..6353ed5 100644
--- a/atk16_emu/opcodes.py
+++ b/atk16_emu/opcodes.py
@@ -33,6 +33,59 @@ class ALI():
   imm: int
   alu_code: int
 
+@dataclass
+class LDR():
+  to_reg: int
+  addr_reg: int
+
+@dataclass
+class STR():
+  from_reg: int
+  addr_reg: int
+
+@dataclass
+class LDI():
+  to_reg: int
+  imm: int
+
+@dataclass
+class JPR():
+  addr_reg: int
+
+@dataclass
+class JPI():
+  imm: int
+
+@dataclass
+class BRR():
+  flag: int
+  addr_reg: int
+
+@dataclass
+class BRI():
+  flag: int
+  addr_imm: int
+
+@dataclass
+class LPC():
+  target_reg: int
+
+@dataclass
+class NOP():
+  pass
+
+@dataclass
+class ISRP0():
+  pass
+
+@dataclass
+class ISRP1():
+  pass
+
+@dataclass
+class RTI():
+  pass
+
 @dataclass
 class HLT():
   pass
-- 
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