From ad9b95abe0f7009f44d98de5264eb526e1987664 Mon Sep 17 00:00:00 2001
From: Mark Tearle <mtearle@ucc.asn.au>
Date: Fri, 23 Nov 2001 17:28:54 +0000
Subject: [PATCH] Added code for single byte instructions with immediate args

---
 ROM/makeasm.pl | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/ROM/makeasm.pl b/ROM/makeasm.pl
index bdc48a9..ad25bba 100755
--- a/ROM/makeasm.pl
+++ b/ROM/makeasm.pl
@@ -48,6 +48,24 @@ my %twobytesecond = ( '18 38' => 'PULY',
 			'18 3A' => 'ABY',
 			'18 3C' => 'PSHY');
 
+my %onewitharg = ( '80' => 'SUBA',
+			'81' => 'CMPA',
+			'82' => 'SBCA',
+			'84' => 'ANDA',
+			'85' => 'BITA',
+			'86' => 'LDAA',
+			'88' => 'EORA',
+			'8A' => 'ORA',
+			'C0' => 'SUBB',
+			'C1' => 'CMPB',
+			'C2' => 'SBCB',
+			'C4' => 'ANDB',
+			'C5' => 'BITB',
+			'C6' => 'LDAB',
+			'C8' => 'EORB',
+			'CA' => 'ORB' );
+
+
 LINE: while (<>) {
 
 # if blank line, print blank line
@@ -102,6 +120,14 @@ sub instruction {
 		return;
 	}
     }
+    
+    if (defined $onewitharg{$instruction}) {
+    	$thing = substr($line,8,2);
+    	print "\t$onewitharg{$instruction}\t#\$$thing";
+	$line =~ /$onewitharg{$instruction} [0-9A-F][0-9A-F](.*)$/i;
+	print "\t;$1\n";
+	return;
+    }
    
     if ($line =~ /^([A-F0-9]{4}) ((([A-F0-9]{2}) )*[A-F0-9]{2})/) {
         @_=split(' ',$2);
-- 
2.20.1