From 6165e2dde32a8f425e54d4f061146b366d5a2e0a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Benedikt=20B=C3=B6hm?= <bb@xnull.de>
Date: Sat, 4 Jul 2009 10:49:19 +0200
Subject: adapt emulator for generator changes:

- new instructions (push, pop, call, ret)
- new pseudo-registers (bp, sp, rv)
- new binary format
- dynamic register file size
- removed obsolete instructions
---
 src/emu/cpu.h | 17 +++++++++++++----
 1 file changed, 13 insertions(+), 4 deletions(-)

(limited to 'src/emu/cpu.h')

diff --git a/src/emu/cpu.h b/src/emu/cpu.h
index 43ccf00..4867a8a 100644
--- a/src/emu/cpu.h
+++ b/src/emu/cpu.h
@@ -14,14 +14,23 @@ enum {
 
 void trap(int num);
 
-/* program counter */
-extern uint32_t PC;
+/* stack pointer */
+extern uint32_t SP;
+
+/* base pointer */
+extern uint32_t BP;
+
+/* return value */
+extern uint32_t RV;
+
+/* instruction pointer */
+extern uint32_t IP;
 
 /* status bits */
 extern bool N, Z;
 
-/* 32 general purpose registers */
-extern uint32_t GPR[32];
+/* general purpose registers */
+extern uint32_t *GPR;
 
 /* main cpu execution function */
 void execute(uint32_t IR);
-- 
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