From mboxrd@z Thu Jan  1 00:00:00 1970
Message-ID: <8ec803e600b9e1fd2219840d49096f21@felloff.net>
Date: Tue, 15 Apr 2014 09:57:33 +0200
From: cinap_lenrek@felloff.net
To: 9fans@9fans.net
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Subject: [9fans] amd64 disassembly for modrm byte register with rex prefix
	fix
Topicbox-Message-UUID: d8594c46-ead8-11e9-9d60-3106f5b1d025

--- a/sys/src/libmach/8db.c	Fri Jan 17 21:09:17 2014 +0100
+++ b/sys/src/libmach/8db.c	Tue Apr 15 09:48:44 2014 +0200
@@ -1878,7 +1878,7 @@
 {
 	if (ip->mod == 3) {
 		if (ip->osize == 'B')
-			bprint(ip, (ip->rex & REXB? breg64: breg)[ip->base]);
+			bprint(ip, (ip->rex? breg64: breg)[ip->rex&REXB? ip->base+8: ip->base]);
 		else if(ip->rex & REXB)
 			bprint(ip, "%s%s", ANAME(ip), reg[ip->base+8]);
 		else

--
cinap