From 3c8cf4e15b6be7bbefc470111e6178780aced0df Mon Sep 17 00:00:00 2001
From: Dan Luu <danluu@gmail.com>
Date: Sat, 16 Mar 2013 17:22:34 -0400
Subject: [PATCH] document lar/lsl descriptor checking

---
 cpux86-ta.js | 1 +
 1 file changed, 1 insertion(+)

diff --git a/cpux86-ta.js b/cpux86-ta.js
index 72ee092..ee13236 100644
--- a/cpux86-ta.js
+++ b/cpux86-ta.js
@@ -4732,6 +4732,7 @@ CPU_X86.prototype.exec_internal = function(N_cycles, interrupt) {
             }
         } else {
             descriptor_type = (descriptor_high4bytes >> 8) & 0xf;
+						//Valid descriptors fall through this switch. Invalid descriptors return null
             switch (descriptor_type) {
                 case 1:
                 case 2: